Year	Number
1960	965787
1961	989368
1962	1016249
1963	1046822
1964	1083104
1965	1119349
1966	1152604
1967	1186817
1968	1221867
1969	1257845
1970	1294626
1971	1332325
1972	1371026
1973	1410432
1974	1450457
1975	1491333
1976	1532956
1977	1575563
1978	1619401
1979	1665326
1980	1714640
1981	1767400
1982	1822904
1983	1880223
1984	1939432
1985	2000913
1986	2064586
1987	2130544
1988	2198899
1989	2268976
1990	2340994
1991	2415552
1992	2491917
1993	2579283
1994	2669170
1995	2749594
1996	2828845
1997	2909760
1998	2992616
1999	3076854
2000	3161604
2001	3247014
2002	3334338
2003	3425350
2004	3520644
2005	3620230
2006	3721628
2007	3823500
2008	3926325
2009	4025854
2010	4126514
2011	4234230
2012	4347080
2013	4464990
2014	4588894
2015	4718568
2016	4853115
2017	4991036
2018	5128751
2019	5264873
2020	5400214
2021	5533818
2022	5665755
2023	5796516