{
  "fields": [{"id":"_id","type":"int"},{"id":"年度（西暦）","type":"numeric"},{"id":"年度（和暦）","type":"text"},{"id":"累計設置数（本）","type":"numeric"}],
  "records": [
    [1,2019,"令和元",11531],
    [2,2020,"令和2",11550],
    [3,2021,"令和3",11580],
    [4,2022,"令和4",11588],
    [5,2023,"令和5",11578],
    [6,2024,"令和6",11570]
]}