Year	Number of People
1960	350193
1961	365019
1962	375077
1963	385474
1964	396407
1965	407846
1966	419954
1967	432642
1968	446030
1969	459991
1970	474638
1971	490363
1972	524726
1973	561530
1974	601163
1975	643637
1976	689364
1977	738370
1978	790825
1979	847199
1980	907691
1981	972277
1982	1032575
1983	1096484
1984	1164087
1985	1235231
1986	1309947
1987	1388684
1988	1472433
1989	1562449
1990	1660072
1991	1766696
1992	1894723
1993	2031914
1994	2177068
1995	2328568
1996	2486034
1997	2649609
1998	2819554
1999	2996452
2000	3180570
2001	3369843
2002	3498247
2003	3627322
2004	3756175
2005	3884247
2006	4010938
2007	4136965
2008	4263937
2009	4394633
2010	4531240
2011	4675128
2012	4827124
2013	4985583
2014	5149732
2015	5317746
2016	5489916
2017	5666414