{
  "fields": [{"id":"_id","type":"int"},{"id":"年度","type":"numeric"},{"id":"国保加入世帯（世帯）","type":"numeric"},{"id":"被保険者（人）","type":"numeric"},{"id":"70歳以上の被保険者（人）","type":"numeric"},{"id":"70歳以上の被保険者の割合（％）","type":"numeric"},{"id":"世帯の加入率（％）","type":"numeric"},{"id":"被保険者の加入率（％）","type":"numeric"}],
  "records": [
    [1,2017,1471,2367,570,24.1,42.9,32],
    [2,2018,1397,2213,568,25.7,40.6,30.5],
    [3,2019,1368,2130,591,25.9,39.8,29.7],
    [4,2020,1369,2119,620,27.4,39.8,30.3],
    [5,2021,1354,2068,603,29.1,39.7,30.2],
    [6,2022,1292,1951,550,28.2,37.8,28.6],
    [7,2023,1199,1769,515,29.1,35.4,26.6],
    [8,2024,1172,1704,471,27.6,34.8,26.2]
]}