{
  "fields": [{"type":"int","id":"_id"},{"type":"text","id":"Rok"},{"type":"text","id":"2020"},{"type":"text","id":"2022"},{"type":"text","id":"2024"}],
  "records": [
    [1,"Białystok","34,7","40,6","49"],
    [2,"Bydgoszcz","26","32,5","37,1"],
    [3,"Gdańsk","22,5","26,4","54,8"],
    [4,"Gorzów Wlkp.","30,5","40,2","50,1"],
    [5,"Katowice","35,4","40,8","50,5"],
    [6,"Kielce","26","29,3","48,7"],
    [7,"Kraków","33,5","38,4","49"],
    [8,"Lublin","24,7","36,1","49,7"],
    [9,"Łódź","20,6","23,3","29,3"],
    [10,"Olsztyn","25,1","27,4","38,8"],
    [11,"Opole","45,2","49,1","65,9"],
    [12,"Poznań","32,9","36","45,5"],
    [13,"Rzeszów","41,8","53,2","68,8"],
    [14,"Szczecin","31,4","35,5","60,5"],
    [15,"Toruń","46,3","52","50,7"],
    [16,"Warszawa","33,1","38,4","54,6"],
    [17,"Wrocław","40,4","30,4","40,5"],
    [18,"Zielona Góra","39,1","45,4","59,8"]
]}