{
  "fields": [{"id":"_id","type":"int"},{"id":"年度","type":"numeric"},{"id":"国道/県道/市道","type":"text"},{"id":"路線数【路線】","type":"numeric"},{"id":"舗装率【％】","type":"numeric"},{"id":"面積【m2】","type":"numeric"}],
  "records": [
    [1,2011,"国道",7,100.0,2411305],
    [2,2011,"県道",48,99.9,5058627],
    [3,2011,"市道",11444,91.0,17757664],
    [4,2012,"国道",8,100.0,2412462],
    [5,2012,"県道",48,99.9,5054721],
    [6,2012,"市道",11513,91.1,20224966],
    [7,2013,"国道",8,100.0,2415406],
    [8,2013,"県道",48,99.9,5056864],
    [9,2013,"市道",11658,91.3,20408373],
    [10,2014,"国道",8,100.0,2502218],
    [11,2014,"県道",48,99.9,5084002],
    [12,2014,"市道",11785,91.5,20533538],
    [13,2015,"国道",7,100.0,1954334],
    [14,2015,"県道",48,99.9,3988598],
    [15,2015,"市道",11840,91.7,14627970],
    [16,2016,"国道",7,100.0,2492691],
    [17,2016,"県道",48,99.9,5116560],
    [18,2016,"市道",12090,92.8,20089605],
    [19,2017,"国道",7,100.0,2475326],
    [20,2017,"県道",50,99.9,5179636],
    [21,2017,"市道",12385,93.0,19977126],
    [22,2018,"国道",7,100.0,2475326],
    [23,2018,"県道",50,99.9,5178961],
    [24,2018,"市道",12455,93.1,19933385],
    [25,2019,"国道",7,100.0,2475329],
    [26,2019,"県道",50,99.9,5212161],
    [27,2019,"市道",12534,93.2,19965848],
    [28,2020,"国道",7,100.0,2475260],
    [29,2020,"県道",50,99.9,5259644],
    [30,2020,"市道",12643,93.4,20023519],
    [31,2021,"国道",7,100.0,2475362],
    [32,2021,"県道",50,99.9,5268021],
    [33,2021,"市道",12729,93.5,20030575]
]}