Year	Number of People
1960	19024
1961	20155
1962	21492
1963	22926
1964	24265
1965	25892
1966	27334
1967	28849
1968	30461
1969	32095
1970	33753
1971	34660
1972	35585
1973	36218
1974	36705
1975	36897
1976	37089
1977	37033
1978	37075
1979	37567
1980	38213
1981	39013
1982	39588
1983	40240
1984	40896
1985	41475
1986	41900
1987	42559
1988	43301
1989	43886
1990	44312
1991	44418
1992	44406
1993	44438
1994	44790
1995	45143
1996	45335
1997	45487
1998	45638
1999	45708
2000	45859
2001	46122
2002	46473
2003	46739
2004	46997
2005	47175
2006	47220
2007	47213
2008	47196
2009	47360
2010	48018
2011	48217
2012	48402
2013	48322
2014	48308
2015	48298
2016	48503
2017	48629