表1-1-2　総人口,年齢4区分(0〜19歳,20〜64歳,65〜74歳サイ,75歳以上)別人口および年齢構造係数:中位推計
年　次 人　口（1,000人） 割　合（％）
総　数 0〜19歳 20〜64歳 65〜74歳 75歳以上 0〜19歳 20〜64歳 65〜74歳 75歳以上
平成 12 (2000) 126,926 26,007 78,878 13,028 9,012 20.5 62.1 10.3 7.1
13 (2001) 127,183 25,658 78,682 13,320 9,523 20.2 61.9 10.5 7.5
14 (2002) 127,377 25,318 78,478 13,578 10,003 19.9 61.6 10.7 7.9
15 (2003) 127,524 24,967 78,338 13,742 10,478 19.6 61.4 10.8 8.2
16 (2004) 127,635 24,617 78,297 13,770 10,952 19.3 61.3 10.8 8.6
17 (2005) 127,708 24,301 78,016 13,969 11,422 19.0 61.1 10.9 8.9
18 (2006) 127,741 24,032 77,537 14,258 11,913 18.8 60.7 11.2 9.3
19 (2007) 127,733 23,771 77,002 14,556 12,403 18.6 60.3 11.4 9.7
20 (2008) 127,686 23,532 76,496 14,773 12,884 18.4 59.9 11.6 10.1
21 (2009) 127,599 23,328 75,901 15,047 13,323 18.3 59.5 11.8 10.4
22 (2010) 127,473 23,133 75,606 14,942 13,792 18.1 59.3 11.7 10.8
23 (2011) 127,309 22,952 75,389 14,690 14,278 18.0 59.2 11.5 11.2
24 (2012) 127,107 22,758 74,406 15,216 14,726 17.9 58.5 12.0 11.6
25 (2013) 126,865 22,572 73,312 15,887 15,095 17.8 57.8 12.5 11.9
26 (2014) 126,585 22,353 72,239 16,649 15,344 17.7 57.1 13.2 12.1
27 (2015) 126,266 22,125 71,369 17,037 15,735 17.5 56.5 13.5 12.5
28 (2016) 125,909 21,902 70,635 17,152 16,220 17.4 56.1 13.6 12.9
29 (2017) 125,513 21,661 70,020 17,123 16,710 17.3 55.8 13.6 13.3
30 (2018) 125,080 21,403 69,507 17,049 17,120 17.1 55.6 13.6 13.7
31 (2019) 124,611 21,161 69,071 16,835 17,544 17.0 55.4 13.5 14.1
32 (2020) 124,107 20,903 68,644 16,893 17,666 16.8 55.3 13.6 14.2
33 (2021) 123,570 20,618 68,289 16,983 17,680 16.7 55.3 13.7 14.3
34 (2022) 123,002 20,333 67,998 16,328 18,343 16.5 55.3 13.3 14.9
35 (2023) 122,406 20,050 67,663 15,629 19,065 16.4 55.3 12.8 15.6
36 (2024) 121,784 19,771 67,279 14,971 19,763 16.2 55.2 12.3 16.2
37 (2025) 121,136 19,501 66,909 14,466 20,260 16.1 55.2 11.9 16.7
38 (2026) 120,466 19,240 66,538 14,084 20,604 16.0 55.2 11.7 17.1
39 (2027) 119,773 18,989 66,132 13,823 20,830 15.9 55.2 11.5 17.4
40 (2028) 119,061 18,747 65,664 13,696 20,954 15.7 55.2 11.5 17.6
41 (2029) 118,329 18,515 65,149 13,693 20,972 15.6 55.1 11.6 17.7
42 (2030) 117,580 18,290 64,519 13,798 20,972 15.6 54.9 11.7 17.8
43 (2031) 116,813 18,073 64,186 13,642 20,912 15.5 54.9 11.7 17.9
44 (2032) 116,032 17,864 63,479 13,912 20,777 15.4 54.7 12.0 17.9
45 (2033) 115,235 17,662 62,758 14,152 20,663 15.3 54.5 12.3 17.9
46 (2034) 114,425 17,466 61,991 14,393 20,574 15.3 54.2 12.6 18.0
47 (2035) 113,602 17,277 61,180 14,691 20,453 15.2 53.9 12.9 18.0
48 (2036) 112,768 17,095 60,311 15,047 20,315 15.2 53.5 13.3 18.0
49 (2037) 111,923 16,918 59,385 15,428 20,190 15.1 53.1 13.8 18.0
50 (2038) 111,068 16,749 58,412 15,801 20,107 15.1 52.6 14.2 18.1
51 (2039) 110,207 16,585 57,459 16,112 20,052 15.0 52.1 14.6 18.2
52 (2040) 109,338 16,425 56,581 16,243 20,089 15.0 51.7 14.9 18.4
53 (2041) 108,465 16,270 55,764 16,577 19,854 15.0 51.4 15.3 18.3
54 (2042) 107,589 16,117 55,011 16,515 19,947 15.0 51.1 15.4 18.5
55 (2043) 106,712 15,965 54,277 16,425 20,046 15.0 50.9 15.4 18.8
56 (2044) 105,835 15,814 53,583 16,256 20,183 14.9 50.6 15.4 19.1
57 (2045) 104,960 15,662 52,902 16,041 20,355 14.9 50.4 15.3 19.4
58 (2046) 104,087 15,510 52,275 15,726 20,576 14.9 50.2 15.1 19.8
59 (2047) 103,213 15,356 51,659 15,357 20,841 14.9 50.1 14.9 20.2
60 (2048) 102,339 15,202 51,036 14,961 21,141 14.9 49.9 14.6 20.7
61 (2049) 101,466 15,045 50,420 14,585 21,415 14.8 49.7 14.4 21.1
62 (2050) 100,593 14,887 49,844 14,246 21,616 14.8 49.5 14.2 21.5
各年10月1日現在人口.平成12(2000)年は,総務省統計局『国勢調査報告』(年齢｢不詳人口」を按分補正した）人口による.