{
  "fields": [{"id":"_id","type":"int"},{"id":"年度","type":"numeric"},{"id":"国道/県道/市道","type":"text"},{"id":"舗装道/砂利道","type":"text"},{"id":"延長【m】","type":"numeric"}],
  "records": [
    [1,2011,"国道","舗装道",102054],
    [2,2011,"国道","砂利道",0],
    [3,2011,"県道","舗装道",338015],
    [4,2011,"県道","砂利道",415],
    [5,2011,"市道","舗装道",3030934],
    [6,2011,"市道","砂利道",299935],
    [7,2012,"国道","舗装道",101866],
    [8,2012,"国道","砂利道",0],
    [9,2012,"県道","舗装道",337691],
    [10,2012,"県道","砂利道",415],
    [11,2012,"市道","舗装道",3044597],
    [12,2012,"市道","砂利道",296136],
    [13,2013,"国道","舗装道",101866],
    [14,2013,"国道","砂利道",0],
    [15,2013,"県道","舗装道",337691],
    [16,2013,"県道","砂利道",415],
    [17,2013,"市道","舗装道",3062967],
    [18,2013,"市道","砂利道",290609],
    [19,2014,"国道","舗装道",103906],
    [20,2014,"国道","砂利道",0],
    [21,2014,"県道","舗装道",338844],
    [22,2014,"県道","砂利道",415],
    [23,2014,"市道","舗装道",3082774],
    [24,2014,"市道","砂利道",286588],
    [25,2015,"国道","舗装道",103640],
    [26,2015,"国道","砂利道",0],
    [27,2015,"県道","舗装道",340099],
    [28,2015,"県道","砂利道",415],
    [29,2015,"市道","舗装道",3091471],
    [30,2015,"市道","砂利道",281141],
    [31,2016,"国道","舗装道",103640],
    [32,2016,"国道","砂利道",0],
    [33,2016,"県道","舗装道",340099],
    [34,2016,"県道","砂利道",415],
    [35,2016,"市道","舗装道",3131907],
    [36,2016,"市道","砂利道",242464],
    [37,2017,"国道","舗装道",103813],
    [38,2017,"国道","砂利道",0],
    [39,2017,"県道","舗装道",347281],
    [40,2017,"県道","砂利道",404],
    [41,2017,"市道","舗装道",3151621],
    [42,2017,"市道","砂利道",236828],
    [43,2018,"国道","舗装道",103813],
    [44,2018,"国道","砂利道",0],
    [45,2018,"県道","舗装道",347281],
    [46,2018,"県道","砂利道",404],
    [47,2018,"市道","舗装道",3161321],
    [48,2018,"市道","砂利道",233623],
    [49,2019,"国道","舗装道",103813],
    [50,2019,"国道","砂利道",0],
    [51,2019,"県道","舗装道",347260],
    [52,2019,"県道","砂利道",404],
    [53,2019,"市道","舗装道",3175519],
    [54,2019,"市道","砂利道",230031],
    [55,2020,"国道","舗装道",103813],
    [56,2020,"国道","砂利道",0],
    [57,2020,"県道","舗装道",347404],
    [58,2020,"県道","砂利道",404],
    [59,2020,"市道","舗装道",3188956],
    [60,2020,"市道","砂利道",226483],
    [61,2021,"国道","舗装道",103813],
    [62,2021,"国道","砂利道",0],
    [63,2021,"県道","舗装道",347469],
    [64,2021,"県道","砂利道",404],
    [65,2021,"市道","舗装道",3200420],
    [66,2021,"市道","砂利道",222087]
]}