Year	Number of People
1960	588866
1961	621212
1962	657233
1963	695164
1964	734733
1965	775661
1966	818062
1967	862239
1968	908895
1969	958930
1970	1013543
1971	1082871
1972	1167455
1973	1259815
1974	1360479
1975	1469505
1976	1587468
1977	1714663
1978	1852971
1979	2004142
1980	2169787
1981	2351525
1982	2550003
1983	2763060
1984	2987103
1985	3218571
1986	3455744
1987	3699560
1988	3954242
1989	4225990
1990	4520960
1991	4843119
1992	5192396
1993	5564024
1994	5951759
1995	6302472
1996	6657829
1997	7020148
1998	7397110
1999	7798957
2000	8234766
2001	8708000
2002	9218787
2003	9765197
2004	10343506
2005	10949424
2006	11501748
2007	12078709
2008	12681825
2009	13311900
2010	13970768
2011	14659013
2012	15375909
2013	16119491
2014	16887478
2015	17675615
2016	18483548
2017	19311773