Year	Number of People
1960	159891
1961	162501
1962	168358
1963	176462
1964	185782
1965	195461
1966	205446
1967	215699
1968	225350
1969	233321
1970	238888
1971	241794
1972	242292
1973	240954
1974	238758
1975	236532
1976	234387
1977	232361
1978	231186
1979	231735
1980	234591
1981	240153
1982	248428
1983	258606
1984	269937
1985	281814
1986	294157
1987	306968
1988	319757
1989	331942
1990	343120
1991	353074
1992	361875
1993	369852
1994	377548
1995	385339
1996	393488
1997	401564
1998	409837
1999	418604
2000	427979
2001	438081
2002	448896
2003	460147
2004	471453
2005	482559
2006	493320
2007	503823
2008	514348
2009	525313
2010	536969
2011	549439
2012	562531
2013	575841
2014	588781
2015	600942
2016	612167
2017	622567