Spreadsheet: 3f7da63e-d492-4136-9ab5-ccee8c71fc87
Sheet: Sheet1

Unnamed: 0 | Unnamed: 1 | Unnamed: 2 | Unnamed: 3 | Unnamed: 4 | Unnamed: 5 | Unnamed: 6 | Unnamed: 7 | Unnamed: 8 | Unnamed: 9 | Unnamed: 10 | Unnamed: 11 | Unnamed: 12 | Unnamed: 13 | Unnamed: 14 | Unnamed: 15 | Unnamed: 16 | Unnamed: 17 | Unnamed: 18 | Unnamed: 19 | Unnamed: 20 | Unnamed: 21 | Unnamed: 22 | Unnamed: 23
 |  |  |  |  | 第20表  年齢（３区分）別割合及び年齢構造指数－全国，都道府県  [NAME]）
 |  |  |  |  | Table 20.  Percent by Age (3 Groups) and Indices of Age Composition - Japan and Prefectures : 1920 to 2000
 |  |  |  |  | その１　年少人口の割合(％) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Part 1.  Percent of population aged under 15
 |  |  |  |  |  | 地域 |  |  |  | 大正 | 昭和 | 昭和 | 昭和 | 昭和 | 昭和 | 昭和 | 昭和 | 昭和 | 昭和 | 昭和 | 平成 | 平成 | 平成
 |  |  |  |  |  |  |  |  |  | ９年 | ５年 | 15年 | 25年 | 30年 | 35年 | 40年 | 45年 | 50年 | 55年 | 60年 | ２年 | ７年 | 12年
 |  |  |  |  |  | Area |  |  |  | 1920 | 1930 | 1940 | 1950 | 1955 | 1960 | 1965 | 1970 | 1975 | 1980 | 1985 | 1990 | 1995 | 2000
 |  |  |  |  |  | 全         国  Japan |  |  |  | 36.5 | 36.6 | 36.1 | 35.4 | 33.4 | 30.2 | 25.7 | 24 | 24.3 | 23.5 | 21.5 | 18.2 | 15.9 | 14.6
 |  |  |  |  |  |  | 1 | 北海道 |  | 40.9 | 41.2 | 39.4 | 38.6 | 36.7 | 33.4 | 28.3 | 25.3 | 24.6 | 23.3 | 21.4 | 18.3 | 15.8 | 13.9
 |  |  |  |  |  |  | 2 | 青森県 |  | 40.8 | 41 | 41.2 | 38.9 | 37.9 | 36 | 31.6 | 27.8 | 25.9 | 24 | 22.2 | 19.5 | 17 | 15.1
 |  |  |  |  |  |  | 3 | 岩手県 |  | 38.1 | 39.9 | 40.2 | 37.8 | 36.6 | 34.6 | 30.4 | 26.4 | 24.4 | 22.9 | 21.5 | 19 | 16.8 | 15
 |  |  |  |  |  |  | 4 | 宮城県 |  | 39.2 | 40.8 | 40.7 | 37.3 | 35.9 | 33.5 | 28.7 | 24.7 | 23.6 | 23.1 | 22.1 | 19.5 | 16.9 | 14.9
 |  |  |  |  |  |  | 5 | 秋田県 |  | 39.6 | 41.4 | 41.5 | 38.3 | 36.6 | 34.3 | 29.2 | 24.4 | 22.2 | 20.9 | 20 | 17.9 | 15.6 | 13.7
 |  |  |  |  |  |  | 6 | 山形県 |  | 38.4 | 39.7 | 40.1 | 36.4 | 34.5 | 32 | 27.6 | 23.5 | 21.8 | 21 | 20.3 | 18.6 | 16.6 | 15
 |  |  |  |  |  |  | 7 | 福島県 |  | 38.8 | 40.7 | 40.5 | 37.9 | 36.8 | 35.1 | 30.7 | 26.1 | 24 | 22.9 | 22.1 | 20.1 | 17.9 | 16
 |  |  |  |  |  |  | 8 | 茨城県 |  | 37.2 | 38.6 | 38.1 | 36.6 | 35.3 | 32.8 | 28.2 | 24.9 | 24.8 | 24.6 | 23 | 19.6 | 17.1 | 15.4
 |  |  |  |  |  |  | 9 | 栃木県 |  | 39.6 | 40.8 | 39.9 | 37.7 | 36.2 | 33.7 | 28.2 | 24.6 | 24.4 | 24.2 | 22.8 | 19.6 | 17.1 | 15.3
 |  |  |  |  |  |  | 10 | 群馬県 |  | 38.1 | 38.4 | 38.2 | 36.8 | 34.8 | 31.7 | 26.4 | 23.9 | 24.3 | 23.9 | 22.1 | 18.7 | 16.5 | 15.2
 |  |  |  |  |  |  | 11 | 埼玉県 |  | 37.5 | 38.1 | 37.3 | 36.4 | 34.5 | 30.9 | 26.2 | 25.9 | 27.8 | 26.9 | 23.5 | 18.7 | 16.1 | 14.8
 |  |  |  |  |  |  | 12 | 千葉県 |  | 35.5 | 36.1 | 36.4 | 35.4 | 33.6 | 30.4 | 26 | 25.1 | 26.5 | 25.9 | 23.2 | 18.6 | 15.8 | 14.2
 |  |  |  |  |  |  | 13 | 東京都 |  | 31.6 | 31.8 | 31.5 | 31.7 | 28.1 | 23.2 | 20.4 | 21 | 22 | 20.6 | 18 | 14.6 | 12.7 | 11.8
 |  |  |  |  |  |  | 14 | 神奈川県 |  | 35.1 | 35.9 | 34.4 | 34.2 | 31.8 | 27.3 | 23.4 | 23.8 | 25.5 | 24.6 | 21.5 | 17.2 | 14.9 | 13.9
 |  |  |  |  |  |  | 15 | [NAME] |  | 38.8 | 38.8 | 38.6 | 37 | 35.3 | 32.7 | 27.6 | 24.3 | 23.3 | 22.5 | 21.1 | 18.7 | 16.3 | 14.8
 |  |  |  |  |  |  | 16 | [NAME] |  | 40.2 | 37.6 | 36.3 | 35.8 | 34 | 29.8 | 24 | 22.3 | 23 | 22.7 | 20.9 | 17.5 | 15.1 | 14
 |  |  |  |  |  |  | 17 | 石川県 |  | 37.4 | 35.6 | 34.5 | 35.1 | 33.7 | 30.2 | 24.9 | 23.5 | 24.1 | 23.8 | 22.1 | 18.5 | 16.1 | 14.9
 |  |  |  |  |  |  | 18 | 福井県 |  | 37.2 | 36.1 | 35.1 | 34.4 | 33.3 | 30.7 | 26.2 | 23.9 | 23.6 | 22.8 | 21.5 | 18.9 | 17 | 15.7
 |  |  |  |  |  |  | 19 | 山梨県 |  | 39.4 | 39.3 | 39.1 | 36.8 | 34.4 | 31.5 | 27.5 | 24.7 | 23.9 | 22.7 | 20.8 | 18.3 | 16.6 | 15.5
 |  |  |  |  |  |  | 20 | 長野県 |  | 36.3 | 37.2 | 37.5 | 34.8 | 32.4 | 28.9 | 24.8 | 23 | 23 | 22.5 | 20.9 | 18.2 | 16.2 | 15.1
 |  |  |  |  |  |  | 21 | 岐阜県 |  | 37.5 | 37.9 | 37.6 | 35.6 | 33.2 | 29.8 | 25.7 | 24.3 | 24.8 | 24 | 22.1 | 18.8 | 16.6 | 15.3
 |  |  |  |  |  |  | 22 | 静岡県 |  | 38.4 | 39 | 38.2 | 36.3 | 34 | 30.9 | 26.7 | 24.8 | 24.9 | 24.2 | 22.3 | 18.9 | 16.6 | 15.1
 |  |  |  |  |  |  | 23 | 愛知県 |  | 36.6 | 35.4 | 35.2 | 35.2 | 31.8 | 27.3 | 24 | 24.3 | 25.9 | 25 | 22.4 | 18.5 | 16.3 | 15.4
 |  |  |  |  |  |  | 24 | 三重県 |  | 36.5 | 36.3 | 36.2 | 34.4 | 32 | 28.8 | 24.8 | 23.4 | 23.7 | 22.9 | 21.3 | 18.4 | 16.5 | 15.2
 |  |  |  |  |  |  | 25 | 滋賀県 |  | 35.9 | 35.1 | 34.9 | 33.2 | 31.4 | 28.8 | 24.8 | 23.1 | 24.2 | 24.6 | 23.4 | 20.4 | 18 | 16.4
 |  |  |  |  |  |  | 26 | 京都府 |  | 33 | 31.4 | 32.2 | 32.4 | 29.6 | 25.6 | 21.5 | 21.5 | 23.1 | 22.8 | 20.8 | 17.2 | 14.8 | 13.6
 |  |  |  |  |  |  | 27 | 大阪府 |  | 31.8 | 30.7 | 31.6 | 32.2 | 29.8 | 25.6 | 22.9 | 23.9 | 25.6 | 24.4 | 21.3 | 17.2 | 15 | 14.2
 |  |  |  |  |  |  | 28 | 兵庫県 |  | 34.7 | 34.3 | 33.3 | 33.3 | 31.5 | 27.9 | 24.1 | 23.5 | 24.5 | 23.9 | 21.8 | 18.3 | 16.3 | 15
 |  |  |  |  |  |  | 29 | 奈良県 |  | 37.6 | 35.8 | 34.5 | 32.2 | 30.1 | 27.3 | 23.8 | 22.9 | 24.2 | 24.1 | 22.1 | 18.6 | 16.2 | 14.8
 |  |  |  |  |  |  | 30 | 和歌山県 |  | 37.9 | 36.5 | 35.3 | 33.3 | 31.1 | 28.4 | 24.6 | 23.4 | 23.5 | 22.4 | 20.7 | 17.9 | 16.3 | 14.9
 |  |  |  |  |  |  | 31 | [NAME] |  | 34.9 | 36.2 | 35.5 | 34.4 | 33.1 | 31.1 | 26.7 | 23.2 | 22.1 | 21.6 | 21.2 | 19.2 | 17.1 | 15.3
 |  |  |  |  |  |  | 32 | 島根県 |  | 33.2 | 34.5 | 35.2 | 35.5 | 34 | 31.8 | 26.6 | 23.1 | 21.9 | 21.3 | 20.5 | 18.4 | 16.4 | 14.7
 |  |  |  |  |  |  | 33 | 岡山県 |  | 34 | 33.8 | 34 | 33.8 | 32 | 28.7 | 24.1 | 22.6 | 23 | 22.7 | 21.3 | 18.3 | 16.2 | 14.9
 |  |  |  |  |  |  | 34 | 広島県 |  | 36.6 | 36.1 | 34.4 | 34.2 | 32.4 | 28.9 | 24.2 | 22.9 | 23.9 | 23.6 | 21.8 | 18.4 | 16.2 | 14.9
 |  |  |  |  |  |  | 35 | 山口県 |  | 34.9 | 35.2 | 34.7 | 34.8 | 33.5 | 30.6 | 25.5 | 23 | 22.9 | 22.3 | 20.8 | 17.7 | 15.5 | 14
 |  |  |  |  |  |  | 36 | 徳島県 |  | 37.1 | 37.3 | 37.9 | 36.3 | 34.8 | 32.5 | 26.9 | 23.2 | 22.1 | 21.2 | 20.4 | 18 | 15.9 | 14.2
 |  |  |  |  |  |  | 37 | 香川県 |  | 38.9 | 37.7 | 37.1 | 35.2 | 33.3 | 30.2 | 24.4 | 22.1 | 22.2 | 22.2 | 21 | 18.1 | 15.7 | 14.5
 |  |  |  |  |  |  | 38 | 愛媛県 |  | 37.4 | 38 | 38 | 36.6 | 35.3 | 32.7 | 27.3 | 24.2 | 23.5 | 22.7 | 21.3 | 18.5 | 16.3 | 14.7
 |  |  |  |  |  |  | 39 | 高知県 |  | 34.2 | 35 | 34.1 | 33.2 | 32.1 | 29.6 | 24.6 | 21.9 | 21.4 | 20.9 | 20.1 | 17.5 | 15.4 | 13.7
 |  |  |  |  |  |  | 40 | 福岡県 |  | 35.3 | 36 | 35.6 | 35.4 | 34.3 | 31.4 | 26.2 | 23.4 | 23.3 | 23.1 | 21.8 | 18.9 | 16.5 | 14.8
 |  |  |  |  |  |  | 41 | [NAME] |  | 37.3 | 37.8 | 37.5 | 36.4 | 35.7 | 34.4 | 29.8 | 25.6 | 24.1 | 23.2 | 22.3 | 20.2 | 18.1 | 16.4
 |  |  |  |  |  |  | 42 | 長崎県 |  | 35.4 | 37.1 | 37 | 36.7 | 37 | 36.3 | 32.1 | 28 | 25.7 | 24.2 | 22.7 | 20.3 | 17.9 | 16
 |  |  |  |  |  |  | 43 | 熊本県 |  | 35.9 | 37.4 | 37.4 | 36.3 | 35.3 | 33.9 | 29.4 | 25.3 | 23.2 | 22.1 | 21.2 | 19.3 | 17.3 | 15.5
 |  |  |  |  |  |  | 44 | 大分県 |  | 35.4 | 36.7 | 37 | 35.9 | 34.7 | 32.7 | 27.8 | 24.2 | 23.1 | 22.5 | 21.3 | 18.7 | 16.3 | 14.7
 |  |  |  |  |  |  | 45 | 宮崎県 |  | 37.1 | 38.6 | 39.2 | 37.9 | 37.1 | 35.8 | 31 | 26.5 | 24.5 | 23.8 | 23 | 20.5 | 17.9 | 16
 |  |  |  |  |  |  | 46 | 鹿児島県 |  | 39.3 | 40.1 | 40 | 37.7 | 37 | 36.6 | 32.1 | 27.1 | 23.8 | 22.4 | 21.6 | 19.9 | 17.8 | 15.7
 |  |  |  |  |  |  | 47 | [NAME] |  | 37.4 | 39.7 | 40.7 | 39.2 | 40.5 | 41.6 | 38.9 | 34.8 | 31.3 | 29.4 | 27.4 | 24.5 | 22.1 | 20
 |  |  |  |  | For the identification codes and names of prefectures, see “Reference 5”.