Year	Number of People
1960	8378309
1961	8589875
1962	8832932
1963	9034955
1964	9245383
1965	9459784
1966	9709943
1967	9852991
1968	10048170
1969	10280809
1970	10505755
1971	10887779
1972	11110846
1973	11303156
1974	11614598
1975	11780153
1976	11920613
1977	12077392
1978	12240482
1979	12395391
1980	12569300
1981	12792439
1982	13002993
1983	13162165
1984	13307374
1985	13486012
1986	13704062
1987	13909213
1988	14133874
1989	14370091
1990	14579227
1991	14761055
1992	14920611
1993	15044687
1994	15181749
1995	15342767
1996	15521685
1997	15672048
1998	15811356
1999	15967866
2000	16133530
2001	16326333
2002	16550802
2003	16780377
2004	17000206
2005	17250330
2006	17531121
2007	17666387
2008	18049708
2009	18451611
2010	18767085
2011	19056040
2012	19422528
2013	19790208
2014	20120012
2015	20440360
2016	20772874
2017	21131467