<root xmlns:i="http://www.w3.org/2001/XMLSchema-instance"><meta><_x0040_context>https://api.nfz.gov.pl/app-stat-api-ch/schemas/#active-substance-costs-by-age-group</_x0040_context><title>active-substance-costs-by-age-group</title><url>https://api.nfz.gov.pl/app-stat-api-ch/schema/active-substance-costs-by-age-group</url><provider>Narodowy Fundusz Zdrowia</provider><date-published i:nil="true" /><date-modified>2026-06-12T13:31:10+02:00</date-modified><description>Dane statystyczne dotyczące kosztów refundacji NFZ i liczby pacjentów w podziale na miesiące</description><keywords>Narodowy Fundusz Zdrowia,statystyka,statystyka NFZ,ststystyka,chemioterapia,leki w chemioterapii,leki</keywords><language>PL</language><content-type>application/json; charset=utf-8</content-type><is-part-of>Leki w chemioterapii</is-part-of><version>1.0</version><count>96</count><page>1</page><limit>10</limit></meta><links><related i:nil="true" xmlns="http://schemas.datacontract.org/2004/07/AppStat.Infrastructure.DTO" /><first>/app-stat-api-ch/monthly-provisions?page=1&amp;limit=10</first><prev i:nil="true" /><self>/app-stat-api-ch/monthly-provisions?page=1&amp;limit=10</self><next>/app-stat-api-ch/monthly-provisions?page=2&amp;limit=10</next><last>/app-stat-api-ch/monthly-provisions?page=10&amp;limit=10</last></links><data><monthly-costs><year>2017</year><month>1</month><number-of-patients>42797</number-of-patients><refund>53414096.50</refund></monthly-costs><monthly-costs><year>2017</year><month>2</month><number-of-patients>42046</number-of-patients><refund>50183904.22</refund></monthly-costs><monthly-costs><year>2017</year><month>3</month><number-of-patients>44695</number-of-patients><refund>59042872.09</refund></monthly-costs><monthly-costs><year>2017</year><month>4</month><number-of-patients>43129</number-of-patients><refund>53472591.93</refund></monthly-costs><monthly-costs><year>2017</year><month>5</month><number-of-patients>43762</number-of-patients><refund>55633428.94</refund></monthly-costs><monthly-costs><year>2017</year><month>6</month><number-of-patients>44126</number-of-patients><refund>56118352.95</refund></monthly-costs><monthly-costs><year>2017</year><month>7</month><number-of-patients>44034</number-of-patients><refund>56001653.86</refund></monthly-costs><monthly-costs><year>2017</year><month>8</month><number-of-patients>44347</number-of-patients><refund>58249284.93</refund></monthly-costs><monthly-costs><year>2017</year><month>9</month><number-of-patients>43802</number-of-patients><refund>51477929.30</refund></monthly-costs><monthly-costs><year>2017</year><month>10</month><number-of-patients>44769</number-of-patients><refund>58091457.98</refund></monthly-costs></data></root>