{
  "fields": [{"id":"_id","type":"int"},{"id":"年（西暦）","type":"numeric"},{"id":"年（和暦）","type":"text"},{"id":"人口（人）","type":"numeric"}],
  "records": [
    [1,1920,"大正9",22287],
    [2,1925,"大正14",63019],
    [3,1930,"昭和5",108208],
    [4,1935,"昭和10",152187],
    [5,1940,"昭和15",198795],
    [6,1945,"昭和20",121333],
    [7,1950,"昭和25",204382],
    [8,1955,"昭和30",253941],
    [9,1960,"昭和35",293763],
    [10,1965,"昭和40",298774],
    [11,1970,"昭和45",295612],
    [12,1975,"昭和50",285003],
    [13,1980,"昭和55",273791],
    [14,1985,"昭和60",269166],
    [15,1990,"平成2",251222],
    [16,1995,"平成7",243100],
    [17,2000,"平成12",250140],
    [18,2005,"平成17",264064],
    [19,2010,"平成22",268330],
    [20,2015,"平成27",277622],
    [21,2020,"令和2",288088]
]}