{
  "fields": [{"id":"_id","type":"int"},{"id":"年（西暦）","type":"numeric"},{"id":"年（和暦）","type":"text"},{"id":"農家数（戸）","type":"numeric"}],
  "records": [
    [1,2000,"平成12",17],
    [2,2005,"平成17",14],
    [3,2009,"平成22",13],
    [4,2015,"平成27",12],
    [5,2020,"令和2",8]
]}