{
  "fields": [{"id":"_id","type":"int"},{"id":"年度[西暦]","type":"text"},{"id":"車道幅員別","type":"text"},{"id":"国道 延長[メートル]","type":"numeric"},{"id":"国道 面積[平方メートル]","type":"numeric"},{"id":"都道 延長[メートル]","type":"numeric"},{"id":"都道 面積[平方メートル]","type":"numeric"},{"id":"自動車専用道 延長[メートル]","type":"numeric"},{"id":"自動車専用道 面積[平方メートル]","type":"numeric"},{"id":"区道 延長[メートル]","type":"numeric"},{"id":"区道 面積[平方メートル]","type":"numeric"},{"id":"区有通路 延長[メートル]","type":"numeric"},{"id":"区有通路 面積[平方メートル]","type":"numeric"}],
  "records": [
    [1,"2014","合計",13946,515914,47903,1531883,20207,478006,223461,1876119,513,2438],
    [2,"2015","合計",13946,515914,47752,1532136,20207,478019,223281,1862928,513,2438],
    [3,"2016","合計",13946,515914,47753,1532889,20207,478019,222888,1860475,513,2438],
    [4,"2017","合計",13946,515914,47755,1532170,20207,478019,222144,1857040,513,2438],
    [5,"2018","5.5ｍ未満",0,0,35,3599,0,0,135710,713851,490,2119],
    [6,"2018","5.5ｍ以上",0,0,11577,226852,0,0,76197,879268,23,319],
    [7,"2018","13.0ｍ以上",0,0,21312,635012,0,0,7196,172840,0,0],
    [8,"2018","19.5ｍ以上",13946,516736,14830,666824,20207,485787,2939,92319,0,0],
    [9,null,null,null,null,null,null,null,null,null,null,null,null],
    [10,"平成30年度港区行政資料集　道路の種類別延長及び面積","Ver201804",null,null,null,null,null,null,null,null,null,null]
]}