diff --git a/inema/data/products-2020-07-01.json b/inema/data/products-2020-07-01.json
deleted file mode 100644
index afe3b73..0000000
--- a/inema/data/products-2020-07-01.json
+++ /dev/null
@@ -1,572 +0,0 @@
-{
-    "1": {
-        "cost_price": "0.8",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief"
-    },
-    "10001": {
-        "cost_price": "1.1",
-        "international": true,
-        "max_weight": "20",
-        "name": "Standardbrief Intern. GK"
-    },
-    "10011": {
-        "cost_price": "1.7",
-        "international": true,
-        "max_weight": "50",
-        "name": "Kompaktbrief Intern. GK"
-    },
-    "1002": {
-        "cost_price": "3",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief Integral + EINSCHREIBEN EINWURF"
-    },
-    "10051": {
-        "cost_price": "3.7",
-        "international": true,
-        "max_weight": "500",
-        "name": "Großbrief Intern. GK"
-    },
-    "1007": {
-        "cost_price": "3.3",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief Integral + EINSCHREIBEN"
-    },
-    "10071": {
-        "cost_price": "7",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Maxibrief Intern. bis 1.000g GK"
-    },
-    "1009": {
-        "cost_price": "5.5",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
-    },
-    "10091": {
-        "cost_price": "17",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Maxibrief Intern. bis 2.000g GK"
-    },
-    "1012": {
-        "cost_price": "3.15",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief Integral + EINSCHREIBEN EINWURF"
-    },
-    "10162": {
-        "cost_price": "4.14",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Brief Kilotarif international ohne USt + EINSCHREIBEN"
-    },
-    "10166": {
-        "cost_price": "0.64",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Brief Kilotarif international ohne USt."
-    },
-    "1017": {
-        "cost_price": "3.45",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief Integral + EINSCHREIBEN"
-    },
-    "1019": {
-        "cost_price": "5.65",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
-    },
-    "10201": {
-        "cost_price": "0.95",
-        "international": true,
-        "max_weight": "15",
-        "name": "Postkarte Intern."
-    },
-    "1022": {
-        "cost_price": "3.75",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief Integral + EINSCHREIBEN EINWURF"
-    },
-    "10246": {
-        "cost_price": "3.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS"
-    },
-    "10247": {
-        "cost_price": "3.7",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S"
-    },
-    "10248": {
-        "cost_price": "7",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M"
-    },
-    "10249": {
-        "cost_price": "17",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L"
-    },
-    "10250": {
-        "cost_price": "5.55",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS Tracked"
-    },
-    "10251": {
-        "cost_price": "6.05",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S Tracked"
-    },
-    "10252": {
-        "cost_price": "9.35",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M Tracked"
-    },
-    "10253": {
-        "cost_price": "19.35",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L Tracked"
-    },
-    "10254": {
-        "cost_price": "3.71",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS (EU/USt.)"
-    },
-    "10255": {
-        "cost_price": "4.29",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S (EU/USt.)"
-    },
-    "10256": {
-        "cost_price": "8.12",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M (EU/USt.)"
-    },
-    "10257": {
-        "cost_price": "19.72",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L (EU/USt.)"
-    },
-    "10258": {
-        "cost_price": "6.44",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS Tracked (EU/USt.)"
-    },
-    "10259": {
-        "cost_price": "7.02",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S Tracked (EU/USt.)"
-    },
-    "10260": {
-        "cost_price": "10.85",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M Tracked (EU/USt.)"
-    },
-    "10261": {
-        "cost_price": "22.45",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L Tracked (EU/USt.)"
-    },
-    "1027": {
-        "cost_price": "4.05",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief Integral + EINSCHREIBEN"
-    },
-    "10270": {
-        "cost_price": "1",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT (EU/USt.) für Internetmarke"
-    },
-    "10271": {
-        "cost_price": "3.35",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT Tracked (EU/USt.) für Internetmarke"
-    },
-    "10272": {
-        "cost_price": "1",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT (Non EU) für Internetmarke"
-    },
-    "10273": {
-        "cost_price": "3.35",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT Tracked (Non EU) für Internetmarke"
-    },
-    "10280": {
-        "cost_price": "6.7",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS Unterschrift"
-    },
-    "10281": {
-        "cost_price": "7.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S Unterschrift"
-    },
-    "10282": {
-        "cost_price": "10.5",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M Unterschrift"
-    },
-    "10283": {
-        "cost_price": "20.5",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L Unterschrift"
-    },
-    "10284": {
-        "cost_price": "7.77",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS Unterschrift (EU/USt.)"
-    },
-    "10285": {
-        "cost_price": "8.35",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S Unterschrift (EU/USt.)"
-    },
-    "10286": {
-        "cost_price": "12.18",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M Unterschrift (EU/USt.)"
-    },
-    "10287": {
-        "cost_price": "23.78",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L Unterschrift (EU/USt.)"
-    },
-    "1029": {
-        "cost_price": "6.25",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
-    },
-    "10292": {
-        "cost_price": "4.5",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT Unterschrift (EU/USt.) für Internetmarke"
-    },
-    "10293": {
-        "cost_price": "4.5",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT Unterschrift (Non EU) für Internetmarke"
-    },
-    "1032": {
-        "cost_price": "4.9",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief Integral + EINSCHREIBEN EINWURF"
-    },
-    "1037": {
-        "cost_price": "5.2",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief Integral + EINSCHREIBEN"
-    },
-    "1039": {
-        "cost_price": "7.4",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
-    },
-    "1042": {
-        "cost_price": "7.1",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief Integral + EINSCHREIBEN EINWURF + Zusatzentgelt MBf"
-    },
-    "1047": {
-        "cost_price": "7.4",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief Integral + EINSCHREIBEN + Zusatzentgelt MBf"
-    },
-    "1049": {
-        "cost_price": "9.6",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief Integral + EINSCHREIBEN + EIGENHÄNDIG + Zusatzentgelt MBf"
-    },
-    "1052": {
-        "cost_price": "2.8",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte Einschreiben Einwurf"
-    },
-    "1057": {
-        "cost_price": "3.1",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte Einschreiben"
-    },
-    "1059": {
-        "cost_price": "5.3",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte Einsch+Eigh"
-    },
-    "11": {
-        "cost_price": "0.95",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief"
-    },
-    "11006": {
-        "cost_price": "4.6",
-        "international": true,
-        "max_weight": "20",
-        "name": "Standardbrief Intern. GK Integral + EINSCHREIBEN"
-    },
-    "11016": {
-        "cost_price": "5.2",
-        "international": true,
-        "max_weight": "50",
-        "name": "Kompaktbrief Intern. GK Integral + EINSCHREIBEN"
-    },
-    "11056": {
-        "cost_price": "7.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Großbrief Intern. GK Integral + EINSCHREIBEN"
-    },
-    "11076": {
-        "cost_price": "10.5",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Maxibrief Intern. bis 1.000g GK Integral + EINSCHREIBEN"
-    },
-    "11096": {
-        "cost_price": "20.5",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Maxibrief Intern. bis 2.000g GK Integral + EINSCHREIBEN"
-    },
-    "11202": {
-        "cost_price": "4.45",
-        "international": true,
-        "max_weight": "15",
-        "name": "Postkarte Intern. Einschreiben"
-    },
-    "195": {
-        "cost_price": "1.8",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief + Prio"
-    },
-    "196": {
-        "cost_price": "1.95",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief + Prio"
-    },
-    "197": {
-        "cost_price": "2.55",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief + Prio"
-    },
-    "198": {
-        "cost_price": "3.7",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief + Prio"
-    },
-    "199": {
-        "cost_price": "5.9",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief bis 2000 g + Zusatzentgelt MBf + Prio"
-    },
-    "200": {
-        "cost_price": "1.6",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte + Prio"
-    },
-    "21": {
-        "cost_price": "1.55",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief"
-    },
-    "232": {
-        "cost_price": "3.25",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost individuell"
-    },
-    "233": {
-        "cost_price": "3.25",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost M"
-    },
-    "234": {
-        "cost_price": "3.02",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost L"
-    },
-    "235": {
-        "cost_price": "3.25",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost Blusenlegeformat"
-    },
-    "238": {
-        "cost_price": "3.25",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost mit Gefahrgut"
-    },
-    "282": {
-        "cost_price": "1.9",
-        "international": false,
-        "max_weight": "500",
-        "name": "Bücher- und Warensendung 500"
-    },
-    "290": {
-        "cost_price": "2.2",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Bücher- und Warensendung 1000"
-    },
-    "30092": {
-        "cost_price": "3.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Presse Eco 500g"
-    },
-    "30112": {
-        "cost_price": "6",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Presse Eco 1000g"
-    },
-    "30132": {
-        "cost_price": "12",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Presse Eco 2000g"
-    },
-    "30202": {
-        "cost_price": "3.7",
-        "international": true,
-        "max_weight": "500",
-        "name": "Presse Prio 500g"
-    },
-    "30207": {
-        "cost_price": "7.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Presse Prio 500g + EINSCHREIBEN"
-    },
-    "30222": {
-        "cost_price": "7",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Presse Prio 1000g"
-    },
-    "30227": {
-        "cost_price": "10.5",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Presse Prio 1000g + EINSCHREIBEN"
-    },
-    "30242": {
-        "cost_price": "17",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Presse Prio 2000g"
-    },
-    "30247": {
-        "cost_price": "20.5",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Presse Prio 2000g + EINSCHREIBEN"
-    },
-    "31": {
-        "cost_price": "2.7",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief"
-    },
-    "401": {
-        "cost_price": "0.87",
-        "international": false,
-        "max_weight": "50",
-        "name": "Streifbandzeitung bis 50 g"
-    },
-    "402": {
-        "cost_price": "1.16",
-        "international": false,
-        "max_weight": "100",
-        "name": "Streifbandzeitung bis 100 g"
-    },
-    "403": {
-        "cost_price": "1.33",
-        "international": false,
-        "max_weight": "250",
-        "name": "Streifbandzeitung bis 250 g"
-    },
-    "404": {
-        "cost_price": "1.62",
-        "international": false,
-        "max_weight": "500",
-        "name": "Streifbandzeitung bis 500 g"
-    },
-    "405": {
-        "cost_price": "2.44",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Streifbandzeitung bis 1000 g"
-    },
-    "41": {
-        "cost_price": "4.9",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief bis 2000 g + Zusatzentgelt MBf"
-    },
-    "51": {
-        "cost_price": "0.6",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte"
-    }
-}
\ No newline at end of file
diff --git a/inema/data/products-2021-01-01.json b/inema/data/products-2021-01-01.json
deleted file mode 100644
index 2d9d93f..0000000
--- a/inema/data/products-2021-01-01.json
+++ /dev/null
@@ -1,542 +0,0 @@
-{
-    "1": {
-        "cost_price": "0.8",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief"
-    },
-    "10001": {
-        "cost_price": "1.1",
-        "international": true,
-        "max_weight": "20",
-        "name": "Standardbrief Intern. GK"
-    },
-    "10011": {
-        "cost_price": "1.7",
-        "international": true,
-        "max_weight": "50",
-        "name": "Kompaktbrief Intern. GK"
-    },
-    "1002": {
-        "cost_price": "3",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief Integral + EINSCHREIBEN EINWURF"
-    },
-    "10051": {
-        "cost_price": "3.7",
-        "international": true,
-        "max_weight": "500",
-        "name": "Großbrief Intern. GK"
-    },
-    "1007": {
-        "cost_price": "3.3",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief Integral + EINSCHREIBEN"
-    },
-    "10071": {
-        "cost_price": "7",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Maxibrief Intern. bis 1.000g GK"
-    },
-    "1009": {
-        "cost_price": "5.5",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
-    },
-    "10091": {
-        "cost_price": "17",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Maxibrief Intern. bis 2.000g GK"
-    },
-    "1012": {
-        "cost_price": "3.15",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief Integral + EINSCHREIBEN EINWURF"
-    },
-    "10162": {
-        "cost_price": "4.29",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Brief Kilotarif international ohne USt + EINSCHREIBEN"
-    },
-    "10166": {
-        "cost_price": "0.79",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Brief Kilotarif international ohne USt."
-    },
-    "1017": {
-        "cost_price": "3.45",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief Integral + EINSCHREIBEN"
-    },
-    "1019": {
-        "cost_price": "5.65",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
-    },
-    "10201": {
-        "cost_price": "0.95",
-        "international": true,
-        "max_weight": "15",
-        "name": "Postkarte Intern."
-    },
-    "1022": {
-        "cost_price": "3.75",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief Integral + EINSCHREIBEN EINWURF"
-    },
-    "10246": {
-        "cost_price": "3.8",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS"
-    },
-    "10247": {
-        "cost_price": "5",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S"
-    },
-    "10248": {
-        "cost_price": "9",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M"
-    },
-    "10249": {
-        "cost_price": "19.9",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L"
-    },
-    "10250": {
-        "cost_price": "6.15",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS Tracked"
-    },
-    "10251": {
-        "cost_price": "7.35",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S Tracked"
-    },
-    "10252": {
-        "cost_price": "11.35",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M Tracked"
-    },
-    "10253": {
-        "cost_price": "22.25",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L Tracked"
-    },
-    "10254": {
-        "cost_price": "3.81",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS (EU/USt.)"
-    },
-    "10255": {
-        "cost_price": "4.4",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S (EU/USt.)"
-    },
-    "10256": {
-        "cost_price": "8.33",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M (EU/USt.)"
-    },
-    "10257": {
-        "cost_price": "20.23",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L (EU/USt.)"
-    },
-    "10258": {
-        "cost_price": "6.6",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS Tracked (EU/USt.)"
-    },
-    "10259": {
-        "cost_price": "7.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S Tracked (EU/USt.)"
-    },
-    "10260": {
-        "cost_price": "11.13",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M Tracked (EU/USt.)"
-    },
-    "10261": {
-        "cost_price": "23.03",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L Tracked (EU/USt.)"
-    },
-    "1027": {
-        "cost_price": "4.05",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief Integral + EINSCHREIBEN"
-    },
-    "10270": {
-        "cost_price": "1.50",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT (EU/USt.) für Internetmarke"
-    },
-    "10271": {
-        "cost_price": "3.60",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT Tracked (EU/USt.) für Internetmarke"
-    },
-    "10272": {
-        "cost_price": "2",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT (Non EU) für Internetmarke"
-    },
-    "10273": {
-        "cost_price": "4.10",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT Tracked (Non EU) für Internetmarke"
-    },
-    "10280": {
-        "cost_price": "7.3",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS Unterschrift"
-    },
-    "10281": {
-        "cost_price": "8.5",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S Unterschrift"
-    },
-    "10282": {
-        "cost_price": "12.5",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M Unterschrift"
-    },
-    "10283": {
-        "cost_price": "23.4",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L Unterschrift"
-    },
-    "10284": {
-        "cost_price": "7.97",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International XS Unterschrift (EU/USt.)"
-    },
-    "10285": {
-        "cost_price": "8.57",
-        "international": true,
-        "max_weight": "500",
-        "name": "Warenpost International S Unterschrift (EU/USt.)"
-    },
-    "10286": {
-        "cost_price": "12.5",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Warenpost International M Unterschrift (EU/USt.)"
-    },
-    "10287": {
-        "cost_price": "24.4",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost International L Unterschrift (EU/USt.)"
-    },
-    "1029": {
-        "cost_price": "6.25",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
-    },
-    "10292": {
-        "cost_price": "4.75",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT Unterschrift (EU/USt.) für Internetmarke"
-    },
-    "10293": {
-        "cost_price": "5.25",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Warenpost Int. KT Unterschrift (Non EU) für Internetmarke"
-    },
-    "1032": {
-        "cost_price": "4.9",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief Integral + EINSCHREIBEN EINWURF"
-    },
-    "1037": {
-        "cost_price": "5.2",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief Integral + EINSCHREIBEN"
-    },
-    "1039": {
-        "cost_price": "7.4",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
-    },
-    "1042": {
-        "cost_price": "7.1",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief Integral + EINSCHREIBEN EINWURF + Zusatzentgelt MBf"
-    },
-    "1047": {
-        "cost_price": "7.4",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief Integral + EINSCHREIBEN + Zusatzentgelt MBf"
-    },
-    "1049": {
-        "cost_price": "9.6",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief Integral + EINSCHREIBEN + EIGENHÄNDIG + Zusatzentgelt MBf"
-    },
-    "1052": {
-        "cost_price": "2.8",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte Einschreiben Einwurf"
-    },
-    "1057": {
-        "cost_price": "3.1",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte Einschreiben"
-    },
-    "1059": {
-        "cost_price": "5.3",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte Einsch+Eigh"
-    },
-    "11": {
-        "cost_price": "0.95",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief"
-    },
-    "11006": {
-        "cost_price": "4.6",
-        "international": true,
-        "max_weight": "20",
-        "name": "Standardbrief Intern. GK Integral + EINSCHREIBEN"
-    },
-    "11016": {
-        "cost_price": "5.2",
-        "international": true,
-        "max_weight": "50",
-        "name": "Kompaktbrief Intern. GK Integral + EINSCHREIBEN"
-    },
-    "11056": {
-        "cost_price": "7.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Großbrief Intern. GK Integral + EINSCHREIBEN"
-    },
-    "11076": {
-        "cost_price": "10.5",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Maxibrief Intern. bis 1.000g GK Integral + EINSCHREIBEN"
-    },
-    "11096": {
-        "cost_price": "20.5",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Maxibrief Intern. bis 2.000g GK Integral + EINSCHREIBEN"
-    },
-    "11202": {
-        "cost_price": "4.45",
-        "international": true,
-        "max_weight": "15",
-        "name": "Postkarte Intern. Einschreiben"
-    },
-    "195": {
-        "cost_price": "1.8",
-        "international": false,
-        "max_weight": "20",
-        "name": "Standardbrief + Prio"
-    },
-    "196": {
-        "cost_price": "1.95",
-        "international": false,
-        "max_weight": "50",
-        "name": "Kompaktbrief + Prio"
-    },
-    "197": {
-        "cost_price": "2.55",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief + Prio"
-    },
-    "198": {
-        "cost_price": "3.7",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief + Prio"
-    },
-    "199": {
-        "cost_price": "5.9",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief bis 2000 g + Zusatzentgelt MBf + Prio"
-    },
-    "200": {
-        "cost_price": "1.6",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte + Prio"
-    },
-    "21": {
-        "cost_price": "1.55",
-        "international": false,
-        "max_weight": "500",
-        "name": "Großbrief"
-    },
-    "282": {
-        "cost_price": "1.9",
-        "international": false,
-        "max_weight": "500",
-        "name": "Bücher- und Warensendung 500"
-    },
-    "290": {
-        "cost_price": "2.2",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Bücher- und Warensendung 1000"
-    },
-    "30092": {
-        "cost_price": "3.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Presse Eco 500g"
-    },
-    "30112": {
-        "cost_price": "6",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Presse Eco 1000g"
-    },
-    "30132": {
-        "cost_price": "12",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Presse Eco 2000g"
-    },
-    "30202": {
-        "cost_price": "3.7",
-        "international": true,
-        "max_weight": "500",
-        "name": "Presse Prio 500g"
-    },
-    "30207": {
-        "cost_price": "7.2",
-        "international": true,
-        "max_weight": "500",
-        "name": "Presse Prio 500g + EINSCHREIBEN"
-    },
-    "30222": {
-        "cost_price": "7",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Presse Prio 1000g"
-    },
-    "30227": {
-        "cost_price": "10.5",
-        "international": true,
-        "max_weight": "1000",
-        "name": "Presse Prio 1000g + EINSCHREIBEN"
-    },
-    "30242": {
-        "cost_price": "17",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Presse Prio 2000g"
-    },
-    "30247": {
-        "cost_price": "20.5",
-        "international": true,
-        "max_weight": "2000",
-        "name": "Presse Prio 2000g + EINSCHREIBEN"
-    },
-    "31": {
-        "cost_price": "2.7",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Maxibrief"
-    },
-    "401": {
-        "cost_price": "0.87",
-        "international": false,
-        "max_weight": "50",
-        "name": "Streifbandzeitung bis 50 g"
-    },
-    "402": {
-        "cost_price": "1.16",
-        "international": false,
-        "max_weight": "100",
-        "name": "Streifbandzeitung bis 100 g"
-    },
-    "403": {
-        "cost_price": "1.33",
-        "international": false,
-        "max_weight": "250",
-        "name": "Streifbandzeitung bis 250 g"
-    },
-    "404": {
-        "cost_price": "1.62",
-        "international": false,
-        "max_weight": "500",
-        "name": "Streifbandzeitung bis 500 g"
-    },
-    "405": {
-        "cost_price": "2.44",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Streifbandzeitung bis 1000 g"
-    },
-    "41": {
-        "cost_price": "4.9",
-        "international": false,
-        "max_weight": "2000",
-        "name": "Maxibrief bis 2000 g + Zusatzentgelt MBf"
-    },
-    "51": {
-        "cost_price": "0.6",
-        "international": false,
-        "max_weight": "15",
-        "name": "Postkarte"
-    }
-}
\ No newline at end of file
diff --git a/inema/data/products.json b/inema/data/products.json
index a9df83b..2d9d93f 100644
--- a/inema/data/products.json
+++ b/inema/data/products.json
@@ -60,13 +60,13 @@
         "name": "Kompaktbrief Integral + EINSCHREIBEN EINWURF"
     },
     "10162": {
-        "cost_price": "4.14",
+        "cost_price": "4.29",
         "international": true,
         "max_weight": "2000",
         "name": "Brief Kilotarif international ohne USt + EINSCHREIBEN"
     },
     "10166": {
-        "cost_price": "0.64",
+        "cost_price": "0.79",
         "international": true,
         "max_weight": "2000",
         "name": "Brief Kilotarif international ohne USt."
@@ -96,49 +96,49 @@
         "name": "Großbrief Integral + EINSCHREIBEN EINWURF"
     },
     "10246": {
-        "cost_price": "3.2",
+        "cost_price": "3.8",
         "international": true,
         "max_weight": "500",
         "name": "Warenpost International XS"
     },
     "10247": {
-        "cost_price": "3.7",
+        "cost_price": "5",
         "international": true,
         "max_weight": "500",
         "name": "Warenpost International S"
     },
     "10248": {
-        "cost_price": "7",
+        "cost_price": "9",
         "international": true,
         "max_weight": "1000",
         "name": "Warenpost International M"
     },
     "10249": {
-        "cost_price": "17",
+        "cost_price": "19.9",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost International L"
     },
     "10250": {
-        "cost_price": "5.55",
+        "cost_price": "6.15",
         "international": true,
         "max_weight": "500",
         "name": "Warenpost International XS Tracked"
     },
     "10251": {
-        "cost_price": "6.05",
+        "cost_price": "7.35",
         "international": true,
         "max_weight": "500",
         "name": "Warenpost International S Tracked"
     },
     "10252": {
-        "cost_price": "9.35",
+        "cost_price": "11.35",
         "international": true,
         "max_weight": "1000",
         "name": "Warenpost International M Tracked"
     },
     "10253": {
-        "cost_price": "19.35",
+        "cost_price": "22.25",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost International L Tracked"
@@ -198,49 +198,49 @@
         "name": "Großbrief Integral + EINSCHREIBEN"
     },
     "10270": {
-        "cost_price": "1",
+        "cost_price": "1.50",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost Int. KT (EU/USt.) für Internetmarke"
     },
     "10271": {
-        "cost_price": "3.35",
+        "cost_price": "3.60",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost Int. KT Tracked (EU/USt.) für Internetmarke"
     },
     "10272": {
-        "cost_price": "1",
+        "cost_price": "2",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost Int. KT (Non EU) für Internetmarke"
     },
     "10273": {
-        "cost_price": "3.35",
+        "cost_price": "4.10",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost Int. KT Tracked (Non EU) für Internetmarke"
     },
     "10280": {
-        "cost_price": "6.7",
+        "cost_price": "7.3",
         "international": true,
         "max_weight": "500",
         "name": "Warenpost International XS Unterschrift"
     },
     "10281": {
-        "cost_price": "7.2",
+        "cost_price": "8.5",
         "international": true,
         "max_weight": "500",
         "name": "Warenpost International S Unterschrift"
     },
     "10282": {
-        "cost_price": "10.5",
+        "cost_price": "12.5",
         "international": true,
         "max_weight": "1000",
         "name": "Warenpost International M Unterschrift"
     },
     "10283": {
-        "cost_price": "20.5",
+        "cost_price": "23.4",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost International L Unterschrift"
@@ -276,13 +276,13 @@
         "name": "Großbrief Integral + EINSCHREIBEN + EIGENHÄNDIG"
     },
     "10292": {
-        "cost_price": "4.5",
+        "cost_price": "4.75",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost Int. KT Unterschrift (EU/USt.) für Internetmarke"
     },
     "10293": {
-        "cost_price": "4.5",
+        "cost_price": "5.25",
         "international": true,
         "max_weight": "2000",
         "name": "Warenpost Int. KT Unterschrift (Non EU) für Internetmarke"
@@ -425,36 +425,6 @@
         "max_weight": "500",
         "name": "Großbrief"
     },
-    "232": {
-        "cost_price": "3.33",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost individuell"
-    },
-    "233": {
-        "cost_price": "3.33",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost M"
-    },
-    "234": {
-        "cost_price": "3.09",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost L"
-    },
-    "235": {
-        "cost_price": "3.33",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost Blusenlegeformat"
-    },
-    "238": {
-        "cost_price": "3.33",
-        "international": false,
-        "max_weight": "1000",
-        "name": "Warenpost mit Gefahrgut"
-    },
     "282": {
         "cost_price": "1.9",
         "international": false,
@@ -528,31 +498,31 @@
         "name": "Maxibrief"
     },
     "401": {
-        "cost_price": "0.89",
+        "cost_price": "0.87",
         "international": false,
         "max_weight": "50",
         "name": "Streifbandzeitung bis 50 g"
     },
     "402": {
-        "cost_price": "1.19",
+        "cost_price": "1.16",
         "international": false,
         "max_weight": "100",
         "name": "Streifbandzeitung bis 100 g"
     },
     "403": {
-        "cost_price": "1.37",
+        "cost_price": "1.33",
         "international": false,
         "max_weight": "250",
         "name": "Streifbandzeitung bis 250 g"
     },
     "404": {
-        "cost_price": "1.67",
+        "cost_price": "1.62",
         "international": false,
         "max_weight": "500",
         "name": "Streifbandzeitung bis 500 g"
     },
     "405": {
-        "cost_price": "2.5",
+        "cost_price": "2.44",
         "international": false,
         "max_weight": "1000",
         "name": "Streifbandzeitung bis 1000 g"
diff --git a/setup.py b/setup.py
index 33c3690..95a8143 100644
--- a/setup.py
+++ b/setup.py
@@ -17,9 +17,6 @@ setup(
         packages=['inema'],
         install_requires=install_requires,
         package_data={'inema': ['data/products.json',
-                                'data/products-2020-01-01.json',
-                                'data/products-2020-07-01.json',
-                                'data/products-2021-01-01.json',
                                 'data/formats.json']},
         license='AGPLv3',
         classifiers=[