Year	Number of People
1960	27526
1961	28141
1962	28532
1963	28761
1964	28924
1965	29082
1966	29253
1967	29416
1968	29575
1969	29738
1970	29900
1971	30082
1972	30275
1973	30470
1974	30605
1975	30661
1976	30615
1977	30495
1978	30353
1979	30282
1980	30332
1981	30560
1982	30943
1983	31365
1984	31676
1985	31762
1986	31560
1987	31142
1988	30753
1989	30720
1990	31273
1991	32507
1992	34116
1993	35953
1994	37719
1995	39172
1996	40232
1997	40970
1998	41488
1999	41945
2000	42444
2001	43048
2002	43670
2003	44246
2004	44669
2005	44889
2006	44881
2007	44686
2008	44375
2009	44052
2010	43778
2011	43822
2012	44064
2013	44360
2014	44674
2015	44979
2016	45275
2017	45572