Year	Number of People
1960	3371
1961	3432
1962	3476
1963	3524
1964	3576
1965	3631
1966	3690
1967	3753
1968	3815
1969	3874
1970	3924
1971	3990
1972	4066
1973	4139
1974	4213
1975	4294
1976	4382
1977	4473
1978	4567
1979	4653
1980	4727
1981	4769
1982	4784
1983	4791
1984	4797
1985	4802
1986	4811
1987	4821
1988	4833
1989	4847
1990	4866
1991	4896
1992	4937
1993	4982
1994	5030
1995	5082
1996	5103
1997	5092
1998	5080
1999	5062
2000	5036
2001	5038
2002	5071
2003	5097
2004	5118
2005	5137
2006	5153
2007	5167
2008	5180
2009	5193
2010	5207
2011	5226
2012	5250
2013	5280
2014	5314
2015	5350
2016	5387
2017	5429