序号	时间(年)	数据(单位：万人)
1	2021
2	2020
3	2019
4	2018
5	2017
6	2016	549.52
7	2015	541.74
8	2014	531.32
9	2013	525.95
10	2012	560.74
11	2011	579.80
12	2010	592.11
13	2009	617.05
14	2008	648.82
15	2007	696.53
16	2006	721.78
17	2005	714.51
18	2004	736.58
19	2003	755.43
20	2002	778.54
21	2001	794.85
22	2000	802.65
23	1999	827.09
24	1998	843.84
25	1997	827.09
26	1996	779.76
27	1995	735.02
28	1994	702.06
29	1993	666.29
30	1992	642.41
31	1991	650.09
32	1990	687.33
33	1989	1010.61
34	1988	828.31
35	1987	915.20
36	1986	992.65
37	1985	1041.87
38	1984	1172.63
39	1983	1086.86
40	1982	1113.95
41	1981	1129.54
42	1980	1144.16
43	1979	1124.15
44	1978	1074.59
45	1975	1101.35
46	1970	634.17
47	1965	785.93
48	1962	396.20
49	1957	457.40
50	1952	380.78