3-1   年末人口数及构成
Population and its Composition at Year-end
				占总人口的比重(%)
年  份	年末人口数 （人）			Percentage to Total Population(%)		性别比(女=100)
		男	女	男	女
Year	Total Population at the Year-end   (person)	Male	Female	Male	Female	Sex Ratio   (Female=100)
1952	273279	206666	66613	75.6	24.4	310.2
1954	175451	132684	42767	75.6	24.4	310.2
1957	311470	231874	79596	74.4	25.6	291.3
1962	862124	537138	324986	62.3	37.7	165.3
1965	1293151	741413	551738	57.3	42.7	134.4
1970	1943157	1045486	897671	53.8	46.2	116.5
1975	1771097	921502	849595	52.0	48.0	108.5
1978	2199835	1090674	1029161	51.5	48.5	106.0
1980	2200755	1127050	1073705	51.2	48.8	105.0
1985	2222350	1142630	1079720	51.4	48.6	105.8
1990	2143528	1110475	1033053	51.8	48.2	107.5
1995	2287896	1194166	1093730	52.2	47.8	109.2
2000	2427920	1272719	1155201	52.4	47.6	110.2
2001	2453575	1289954	1163621	52.6	47.4	110.9
2002	2501189	1311750	1189439	52.4	47.6	110.3
2003	2542170	1330666	1211504	52.3	47.7	109.8
2004	2563837	1341213	1222624	52.3	47.7	109.7
2005	2569756	1346901	1222855	52.4	47.6	110.1
2006	2579435	1352541	1226894	52.4	47.6	110.2
2007	2584732	1353053	1231679	52.3	47.7	109.9
2008	2573077	1344445	1228632	52.3	47.7	109.4
2009	2573145	1346229	1226916	52.3	47.7	109.7
2010	2607184	1376580	1230604	52.8	47.2	111.9
2011	2613724	1372606	1241118	52.5	47.5	110.6
2012	2648636	1390548	1258088	52.5	47.5	110.5
2013	2701427	1423075	1278352	52.7	47.3	111.3
2014	2732868	1434671	1298197	52.5	47.5	110.5
2015	2765608	1447041	1318567	52.3	47.7	109.7
2016	2834099	1483094	1351005	52.3	47.7	109.8
2017	3005309	1567570	1437739	52.2	47.8	109.0
2018	3105567	1606071	1499496	51.7	48.3	107.1