Year	Number of People
1960	5217
1961	5563
1962	5964
1963	6410
1964	6887
1965	7374
1966	7873
1967	8385
1968	9145
1969	9980
1970	10910
1971	11957
1972	13111
1973	14347
1974	14987
1975	15507
1976	15976
1977	16401
1978	16826
1979	17289
1980	17825
1981	18761
1982	19869
1983	21073
1984	22366
1985	23745
1986	25212
1987	26755
1988	28299
1989	29648
1990	30769
1991	31699
1992	32455
1993	33063
1994	33580
1995	34041
1996	34468
1997	34833
1998	35159
1999	35441
2000	35771
2001	36059
2002	36311
2003	36549
2004	36784
2005	37031
2006	37306
2007	37604
2008	37917
2009	38242
2010	38568
2011	38901
2012	39233
2013	39566
2014	39877
2015	40175
2016	40451
2017	40713