{
  "fields": [{"id":"_id","type":"int"},{"id":"西暦","type":"text"},{"id":"和暦","type":"text"},{"id":"出生率","type":"numeric"},{"id":"死亡率","type":"numeric"},{"id":"自然増加率","type":"numeric"},{"id":"社会増加率","type":"numeric"},{"id":"婚姻率","type":"numeric"},{"id":"離婚率","type":"numeric"},{"id":"合計特殊出生率","type":"text"},{"id":"凡例・注釈・資料","type":"text"},{"id":"凡例・注釈・資料(詳細)","type":"text"}],
  "records": [
    [1,"2021年","令和3年",6.8,9.2,-2.4,3.5,7.8,2,"1.18","凡例：","0：データが0又は単位に満たない値　　\"-\"：データが存在しない　　\"…\"：未調査・未集計により不明　　\"***\"：集計に必要なデータが無い　　\"X\"：秘匿データ　　\"*\"：複数項目をくくって数値を表章"],
    [2,"2022年","令和4年",6.4,10.1,-3.6,5.7,8.2,1.9,"1.14","注釈：","・各年10月1日現在の常住人口による。ただし、合計特殊出生率は住民基本台帳の記載数。"],
    [3,"2023年","令和5年",6.4,10.4,-4,6,7.7,2,"1.12","","・●出生率＝出生数÷人口×1000"],
    [4,"2024年","令和6年",6.2,10.6,-4.4,6,8.1,2.1,"1.06","","●自然増加率＝(出生数－死亡数)÷人口×1000"],
    [5,"2025年","令和7年",6,10.5,-4.5,8.9,8.6,2.1,"･･･","","●婚姻率＝婚姻件数÷人口×1000"],
    [6,"","",null,null,null,null,null,null,"","","●合計特殊出生率は千葉県健康福祉部健康福祉指導課発表による。"],
    [7,"","",null,null,null,null,null,null,"","","●死亡率＝死亡数÷人口×1000"],
    [8,"","",null,null,null,null,null,null,"","","●社会増加率＝(転入者－転出者)÷人口×1000"],
    [9,"","",null,null,null,null,null,null,"","","●離婚率＝離婚件数÷人口×1000"],
    [10,"","",null,null,null,null,null,null,"","資料：","デジタル行政推進課"]
]}