{
  "fields": [{"id":"_id","type":"int"},{"id":"供用区間","type":"text"},{"id":"供用年","type":"numeric"},{"id":"供用月","type":"numeric"}],
  "records": [
    [1,"松竹座前〜高女前",1918,8],
    [2,"高女前〜中島公園",1918,12],
    [3,"桑園駅前〜桑園駅通",1929,10],
    [4,"薄野〜東3丁目（単線供用）",1918,8],
    [5,"東3丁目〜大門通（単線供用）",1924,11],
    [6,"大門通〜平岸街道（単線供用）",1925,4],
    [7,"平岸街道〜豊平駅前（単線供用）",1929,10],
    [8,"豊平駅前〜豊平8丁目",1950,12],
    [9,"薄野〜豊平駅前（複線化）",1954,6],
    [10,"道庁前〜東7丁目",1919,5],
    [11,"東7丁目〜苗穂駅前（単線供用）",1922,12],
    [12,"東7丁目〜苗穂駅前（複線化）",1934,12],
    [13,"札幌駅前〜西高前",1927,6],
    [14,"西高前〜長生園前",1929,11],
    [15,"北7条通〜北18条",1927,12],
    [16,"西5丁目〜北7条通",1932,12],
    [17,"北18条〜北24条",1952,9],
    [18,"北24条〜北27条",1959,12],
    [19,"北27条〜麻生町",1963,11],
    [20,"麻生町〜新琴似駅前",1964,12],
    [21,"札幌駅前〜すすきの",1918,8],
    [22,"西15丁目〜東2丁目",1918,8],
    [23,"東2丁目〜頓宮前",1920,1],
    [24,"医大病院前〜西15丁目",1921,12],
    [25,"西20丁目〜医大病院前",1923,10],
    [26,"琴似街道〜西20丁目",1923,11],
    [27,"円山公園〜琴似街道",1924,5],
    [28,"頓宮前〜一条橋",1925,8],
    [29,"西15丁目〜西5丁目",1918,8],
    [30,"一部延長",1978,8],
    [31,"すすきの〜行啓通",1923,8],
    [32,"行啓通〜南高前",1925,7],
    [33,"南高前〜教育大学前（単線供用）",1931,11],
    [34,"南高前〜柏中学（複線化）",1951,10],
    [35,"柏中学〜教育大学前（複線化）",1954,8],
    [36,"西15丁目〜教育大学前（単線供用）",1931,11],
    [37,"西15丁目〜南3条通（複線化）",1950,12],
    [38,"南3条通〜南9条（複線化）",1951,11],
    [39,"南9条〜南11条（複線化）",1951,6],
    [40,"南11条〜西線16条（複線化）",1951,10],
    [41,"西線16条〜教育大学前（複線化）",1954,8],
    [42,"西4丁目〜すすきの（複線・サイドリザベーション）",2015,12]
]}