Year	Number of People
1960	737552
1961	779172
1962	823109
1963	869496
1964	918601
1965	970475
1966	1025247
1967	1083052
1968	1144140
1969	1208733
1970	1277252
1971	1348134
1972	1423194
1973	1501438
1974	1581749
1975	1663157
1976	1740830
1977	1801704
1978	1863904
1979	1929557
1980	2000434
1981	2077137
1982	2159401
1983	2246934
1984	2339064
1985	2434954
1986	2534656
1987	2638363
1988	2744603
1989	2840199
1990	2938833
1991	3040925
1992	3146046
1993	3252700
1994	3359244
1995	3464181
1996	3567106
1997	3668587
1998	3770559
1999	3875456
2000	3985250
2001	4100823
2002	4221853
2003	4364221
2004	4525462
2005	4693353
2006	4868171
2007	5050417
2008	5241233
2009	5441952
2010	5653821
2011	5877406
2012	6112178
2013	6356827
2014	6609171
2015	6868749
2016	7134961
2017	7408555