{
  "fields": [{"id":"_id","type":"int"},{"id":"年度別（年度末現在）・区分","type":"text"},{"id":"総延長（ｍ）","type":"numeric"},{"id":"実延長（道路延長）（ｍ）","type":"numeric"},{"id":"実延長（橋りょう延長）（ｍ）","type":"numeric"},{"id":"実延長（トンネル延長）（ｍ）","type":"numeric"},{"id":"未供用その他（ｍ）","type":"numeric"}],
  "records": [
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    [7,"県道",50649,46027,1646,2976,0],
    [8,"市道",1419269,1178237,3304,5743,231985]
]}