Year	Number of People
1960	1424992
1961	1507634
1962	1596238
1963	1690640
1964	1791230
1965	1897784
1966	2010284
1967	2128778
1968	2225746
1969	2329033
1970	2440287
1971	2560710
1972	2690237
1973	2823906
1974	2955520
1975	3080821
1976	3196686
1977	3305081
1978	3413645
1979	3533046
1980	3671076
1981	3832363
1982	4015607
1983	4219104
1984	4438752
1985	4672863
1986	4919280
1987	5179615
1988	5456101
1989	5751613
1990	6068999
1991	6410479
1992	6774121
1993	7157356
1994	7553599
1995	7924237
1996	8285270
1997	8650119
1998	9022892
1999	9407067
2000	9807603
2001	10223839
2002	10657765
2003	11106662
2004	11569768
2005	12046152
2006	12536471
2007	13054026
2008	13733826
2009	14443888
2010	15189225
2011	15969792
2012	16787864
2013	17625395
2014	18497740
2015	19403333
2016	20343419
2017	21316856