Year	Number of People
1960	140986
1961	144661
1962	148268
1963	151829
1964	155450
1965	159059
1966	162665
1967	166198
1968	169365
1969	171812
1970	173568
1971	175738
1972	179084
1973	182557
1974	185790
1975	188920
1976	191538
1977	193688
1978	195917
1979	198545
1980	201355
1981	204294
1982	207668
1983	211056
1984	213929
1985	216226
1986	218415
1987	221413
1988	225500
1989	228892
1990	231255
1991	234420
1992	237854
1993	240747
1994	243303
1995	245081
1996	246857
1997	249329
1998	252455
1999	255931
2000	259836
2001	263687
2002	266425
2003	268644
2004	271378
2005	276072
2006	283000
2007	290623
2008	296449
2009	297832
2010	297604
2011	298556
2012	300190
2013	303150
2014	306653
2015	309974
2016	314424
2017	320032