表1-1-1　総人口,年齢3区分(0〜14歳,15〜64歳,65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	0〜14歳	15〜64歳	65歳以上	0〜14歳	15〜64歳	65歳以上
平成 12	(2000)	126,926	18,505	86,380	22,041	14.6	68.1	17.4
13	(2001)	127,183	18,307	86,033	22,843	14.4	67.6	18.0
14	(2002)	127,377	18,123	85,673	23,581	14.2	67.3	18.5
15	(2003)	127,524	17,964	85,341	24,219	14.1	66.9	19.0
16	(2004)	127,635	17,842	85,071	24,722	14.0	66.7	19.4
17	(2005)	127,708	17,727	84,590	25,392	13.9	66.2	19.9
18	(2006)	127,741	17,623	83,946	26,172	13.8	65.7	20.5
19	(2007)	127,733	17,501	83,272	26,959	13.7	65.2	21.1
20	(2008)	127,686	17,385	82,643	27,658	13.6	64.7	21.7
21	(2009)	127,599	17,235	81,994	28,370	13.5	64.3	22.2
22	(2010)	127,473	17,074	81,665	28,735	13.4	64.1	22.5
23	(2011)	127,309	16,919	81,422	28,968	13.3	64.0	22.8
24	(2012)	127,107	16,746	80,418	29,942	13.2	63.3	23.6
25	(2013)	126,865	16,558	79,326	30,981	13.1	62.5	24.4
26	(2014)	126,585	16,385	78,207	31,992	12.9	61.8	25.3
27	(2015)	126,266	16,197	77,296	32,772	12.8	61.2	26.0
28	(2016)	125,909	15,980	76,556	33,372	12.7	60.8	26.5
29	(2017)	125,513	15,759	75,921	33,832	12.6	60.5	27.0
30	(2018)	125,080	15,536	75,374	34,170	12.4	60.3	27.3
31	(2019)	124,611	15,314	74,918	34,379	12.3	60.1	27.6
32	(2020)	124,107	15,095	74,453	34,559	12.2	60.0	27.8
33	(2021)	123,570	14,881	74,026	34,663	12.0	59.9	28.1
34	(2022)	123,002	14,673	73,658	34,671	11.9	59.9	28.2
35	(2023)	122,406	14,471	73,242	34,694	11.8	59.8	28.3
36	(2024)	121,784	14,275	72,775	34,734	11.7	59.8	28.5
37	(2025)	121,136	14,085	72,325	34,726	11.6	59.7	28.7
38	(2026)	120,466	13,901	71,877	34,688	11.5	59.7	28.8
39	(2027)	119,773	13,724	71,397	34,652	11.5	59.6	28.9
40	(2028)	119,061	13,553	70,858	34,650	11.4	59.5	29.1
41	(2029)	118,329	13,389	70,275	34,665	11.3	59.4	29.3
42	(2030)	117,580	13,233	69,576	34,770	11.3	59.2	29.6
43	(2031)	116,813	13,085	69,174	34,554	11.2	59.2	29.6
44	(2032)	116,032	12,944	68,398	34,689	11.2	58.9	29.9
45	(2033)	115,235	12,812	67,608	34,815	11.1	58.7	30.2
46	(2034)	114,425	12,686	66,771	34,968	11.1	58.4	30.6
47	(2035)	113,602	12,567	65,891	35,145	11.1	58.0	30.9
48	(2036)	112,768	12,453	64,953	35,362	11.0	57.6	31.4
49	(2037)	111,923	12,341	63,962	35,619	11.0	57.1	31.8
50	(2038)	111,068	12,233	62,928	35,908	11.0	56.7	32.3
51	(2039)	110,207	12,125	61,919	36,163	11.0	56.2	32.8
52	(2040)	109,338	12,017	60,990	36,332	11.0	55.8	33.2
53	(2041)	108,465	11,908	60,126	36,432	11.0	55.4	33.6
54	(2042)	107,589	11,798	59,329	36,462	11.0	55.1	33.9
55	(2043)	106,712	11,686	58,555	36,471	11.0	54.9	34.2
56	(2044)	105,835	11,572	57,824	36,439	10.9	54.6	34.4
57	(2045)	104,960	11,455	57,108	36,396	10.9	54.4	34.7
58	(2046)	104,087	11,336	56,449	36,302	10.9	54.2	34.9
59	(2047)	103,213	11,215	55,800	36,198	10.9	54.1	35.1
60	(2048)	102,339	11,092	55,146	36,102	10.8	53.9	35.3
61	(2049)	101,466	10,967	54,498	36,001	10.8	53.7	35.5
62	(2050)	100,593	10,842	53,889	35,863	10.8	53.6	35.7
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.