Year	Number of People
1960	22452
1961	22808
1962	23039
1963	23168
1964	23236
1965	23282
1966	23305
1967	23292
1968	23304
1969	23346
1970	23484
1971	23720
1972	24051
1973	24439
1974	24835
1975	25197
1976	25523
1977	25809
1978	26087
1979	26395
1980	26745
1981	27164
1982	27624
1983	28095
1984	28512
1985	28835
1986	29041
1987	29172
1988	29235
1989	29312
1990	29439
1991	29624
1992	29863
1993	30138
1994	30427
1995	30691
1996	30967
1997	31251
1998	31523
1999	31800
2000	32082
2001	32360
2002	32629
2003	32933
2004	33314
2005	33793
2006	34408
2007	35111
2008	35853
2009	36534
2010	37094
2011	37497
2012	37783
2013	37971
2014	38132
2015	38307
2016	38499
2017	38695