{
  "fields": [{"id":"_id","type":"int"},{"id":"年度","type":"numeric"},{"id":"国/県","type":"text"},{"id":"構造","type":"text"},{"id":"橋数【橋】","type":"numeric"},{"id":"延長【m】","type":"numeric"}],
  "records": [
    [1,2011,"国","石又はコンクリート",93,2486],
    [2,2011,"国","鋼橋",17,2699],
    [3,2011,"県","石又はコンクリート",399,5983],
    [4,2011,"県","鋼橋",15,2035],
    [5,2012,"国","石又はコンクリート",93,1948],
    [6,2012,"国","鋼橋",17,2514],
    [7,2012,"県","石又はコンクリート",320,4934],
    [8,2012,"県","鋼橋",15,2103],
    [9,2013,"国","石又はコンクリート",93,1948],
    [10,2013,"国","鋼橋",17,2514],
    [11,2013,"県","石又はコンクリート",320,4934],
    [12,2013,"県","鋼橋",15,2103],
    [13,2014,"国","石又はコンクリート",98,2499],
    [14,2014,"国","鋼橋",17,2514],
    [15,2014,"県","石又はコンクリート",320,5130],
    [16,2014,"県","鋼橋",15,1915],
    [17,2015,"国","石又はコンクリート",98,2499],
    [18,2015,"国","鋼橋",17,2514],
    [19,2015,"県","石又はコンクリート",325,5160],
    [20,2015,"県","鋼橋",16,1895],
    [21,2016,"国","石又はコンクリート",98,2499],
    [22,2016,"国","鋼橋",17,2514],
    [23,2016,"県","石又はコンクリート",325,5163],
    [24,2016,"県","鋼橋",16,1895],
    [25,2017,"国","石又はコンクリート",98,2499],
    [26,2017,"国","鋼橋",17,2514],
    [27,2017,"県","石又はコンクリート",325,5163],
    [28,2017,"県","鋼橋",16,1895],
    [29,2018,"国","石又はコンクリート",76,1209],
    [30,2018,"国","鋼橋",4,584],
    [31,2018,"県","石又はコンクリート",312,7089],
    [32,2018,"県","鋼橋",17,1526],
    [33,2019,"国","石又はコンクリート",99,2085],
    [34,2019,"国","鋼橋",24,2676],
    [35,2019,"県","石又はコンクリート",319,7146],
    [36,2019,"県","鋼橋",18,1569],
    [37,2020,"国","石又はコンクリート",99,2085],
    [38,2020,"国","鋼橋",24,2676],
    [39,2020,"県","石又はコンクリート",319,7146],
    [40,2020,"県","鋼橋",18,1569],
    [41,2021,"国","石又はコンクリート",99,2085],
    [42,2021,"国","鋼橋",24,2676],
    [43,2021,"県","石又はコンクリート",319,7146],
    [44,2021,"県","鋼橋",18,1569]
]}