Year	Number of People
1960	2169627
1961	2293273
1962	2424861
1963	2562819
1964	2705118
1965	2849681
1966	2996126
1967	3144854
1968	3296635
1969	3452656
1970	3614363
1971	3791174
1972	3975265
1973	4166879
1974	4367901
1975	4579375
1976	4802893
1977	5038324
1978	5284791
1979	5539950
1980	5801284
1981	6050273
1982	6305434
1983	6571316
1984	6854309
1985	7158822
1986	7488384
1987	7841164
1988	8212746
1989	8594730
1990	8982002
1991	9371457
1992	9851253
1993	10353582
1994	10873270
1995	11413588
1996	11976776
1997	12558998
1998	13156627
1999	13761881
2000	14369744
2001	14911826
2002	15452393
2003	15993342
2004	16537879
2005	17087616
2006	17642463
2007	18201428
2008	18767638
2009	19344472
2010	19934986
2011	20505329
2012	21082947
2013	21665114
2014	22240868
2015	22800575
2016	23340549
2017	23859558