{
  "fields": [{"id":"_id","type":"int"},{"id":"年_西暦","type":"numeric"},{"id":"人口総数[人]","type":"numeric"},{"id":"年少人口[人]","type":"numeric"},{"id":"生産年齢人口[人]","type":"numeric"},{"id":"老年人口[人]","type":"numeric"},{"id":"従属人口指数","type":"numeric"},{"id":"年少人口指数","type":"numeric"},{"id":"老年人口指数","type":"numeric"},{"id":"老年化指数","type":"numeric"}],
  "records": [
    [1,1980,408908,103625,274524,30448,48.8,37.7,11.1,29.4],
    [2,1985,439551,102843,299127,37569,46.9,34.4,12.6,36.5],
    [3,1990,465162,91002,326595,46738,42.2,27.9,14.3,51.4],
    [4,1995,477215,79904,338477,57739,40.7,23.6,17.1,72.3],
    [5,2000,487560,74333,341982,70849,42.5,21.7,20.7,95.3],
    [6,2005,502396,72401,342480,84486,45.8,21.1,24.7,116.7],
    [7,2010,511739,71418,331324,98939,51.4,21.6,29.9,138.5],
    [8,2015,518594,70917,328477,119200,57.9,21.6,36.3,168.1],
    [9,2020,518757,65294,319052,134411,62.6,20.5,42.1,205.9]
]}