{
  "fields": [{"id":"_id","type":"int"},{"id":"年度（西暦）","type":"numeric"},{"id":"年度（和暦）","type":"text"},{"id":"総数（人）","type":"numeric"},{"id":"65歳以上構成比（パーセント）","type":"numeric"}],
  "records": [
    [1,2019,"令和元",6771,12.25],
    [2,2020,"令和2",6920,12.5],
    [3,2021,"令和3",6812,12.34],
    [4,2022,"令和4",6734,12.23],
    [5,2023,"令和5",6714,12.16],
    [6,2024,"令和6",6635,11.99]
]}