{
  "fields": [{"id":"_id","type":"int"},{"id":"年度","type":"text"},{"id":"利用者数（千人）","type":"numeric"},{"id":"前年度比（％）","type":"text"}],
  "records": [
    [1,"2015年度",1259,"10.2"],
    [2,"2016年度",1207,"▲ 4.1"],
    [3,"2017年度",1283,"6.3"],
    [4,"2018年度",1233,"▲ 3.8"],
    [5,"2019年度",1266,"2.6"]
]}