{
  "fields": [{"id":"_id","type":"int"},{"id":"月","type":"text"},{"id":"日数","type":"text"},{"id":"N1","type":"numeric"},{"id":"N2","type":"numeric"},{"id":"N3","type":"numeric"},{"id":"N4","type":"numeric"},{"id":"計","type":"numeric"},{"id":"Ｌden","type":"numeric"},{"id":"WECPNL","type":"numeric"}],
  "records": [
    [1,"4.0","30",25,336,136,7,504,39.1122681205213,50.9301003355445],
    [2,"5.0","16",0,130,44,3,177,37.9500458454725,49.1273021223974],
    [3,"6.0","29",6,325,165,6,502,40.4863694247647,52.2539953341982],
    [4,"7.0","31",46,564,289,22,921,45.4069708452485,58.1238102110974],
    [5,"8.0","31",32,480,127,33,672,42.4032216854143,54.1837173343385],
    [6,"9.0","30",19,676,156,13,864,41.6252894754815,53.4431395123599],
    [7,"10.0","31",45,708,232,22,1007,41.9910181461036,55.9683008540984],
    [8,"11.0","30",59,548,271,22,900,42.4764292574527,53.3418780631505],
    [9,"12.0","31",82,827,356,36,1301,43.8039790575689,55.0699418835958],
    [10,"1.0","31",47,415,255,29,746,41.3164441532956,52.502746455251],
    [11,"2.0","28",24,351,140,18,533,39.9207940182021,51.2801926906214],
    [12,"3.0","31",67,443,167,41,718,42.5136849461329,53.7094144586325],
    [13,"合計",null,452,5803,2338,252,8845,null,null],
    [14,"平均",null,37.666666666666664,483.5833333333333,194.83333333333334,21,737.0833333333334,42.01726774700504,53.95838079812829],
    [15,"最大",null,82,827,356,41,1301,45.4069708452485,58.1238102110974],
    [16,"最小",null,0,130,44,3,177,37.9500458454725,49.1273021223974],
    [17,"日平均",null,1.2951289398280803,16.62750716332378,6.699140401146132,0.7220630372492837,25.34383954154728,null,null],
    [18,"",null,null,null,null,null,null,null,null],
    [19,"注1) N1=0時～7時  N2=7時～19時  N3=19時～22時  N4=22時～24時",null,null,null,null,null,null,null,null],
    [20,"注2) Ｌden…一般的に活動している時間帯より、寝ている時間帯の方が騒音をうるさく感じる\n       ため、時間区分によって、発生した騒音に対してペナルティを科す評価値\n       (参考:N3…＋5dB,N1及びN4…+10dB)",null,null,null,null,null,null,null,null],
    [21,"",null,null,null,null,null,null,null,null],
    [22,"",null,null,null,null,null,null,null,null],
    [23,"注3) WECPNL…H24年度まで使われていた航空機騒音評価指標。\n　　   時間帯ごとに機数の数で重み付けを行う評価値(参考:N3…3倍,N1及びN4…10倍)",null,null,null,null,null,null,null,null],
    [24,"",null,null,null,null,null,null,null,null],
    [25,"注4) 最大騒音レベル…航空機が通過したときに発生した騒音レベルの最大値",null,null,null,null,null,null,null,null],
    [26,"注5）4，5月はコロナによる自粛要請により騒音が軽減された",null,null,null,null,null,null,null,null],
    [27,"注6）5月16日の落雷によるシステムダウンのため5月17日～6月1日まで欠測",null,null,null,null,null,null,null,null]
]}