Year	Number of People
1960	11540
1961	12316
1962	13118
1963	13949
1964	14819
1965	15733
1966	16693
1967	17693
1968	18736
1969	19818
1970	20940
1971	22062
1972	23421
1973	24621
1974	25937
1975	27432
1976	28905
1977	30449
1978	30700
1979	30955
1980	31229
1981	31603
1982	31779
1983	31731
1984	31910
1985	32160
1986	32351
1987	33744
1988	33860
1989	34065
1990	34246
1991	34731
1992	34930
1993	35718
1994	36750
1995	37376
1996	38024
1997	38583
1998	39471
1999	40396
2000	40917
2001	41126
2002	42595
2003	42320
2004	42382
2005	42813
2006	43966
2007	44460
2008	45755
2009	46241
2010	47880
2011	46973
2012	47790
2013	49055
2014	50219
2015	51754
2016	52859
2017	53922