Year	Number
1960	3581239
1961	3609800
1962	3638918
1963	3666537
1964	3694339
1965	3723168
1966	3753012
1967	3784539
1968	3816486
1969	3847707
1970	3875763
1971	3903039
1972	3933004
1973	3960612
1974	3985258
1975	4007313
1976	4026152
1977	4043205
1978	4058671
1979	4072517
1980	4085620
1981	4099702
1982	4114787
1983	4128432
1984	4140099
1985	4152516
1986	4167354
1987	4186905
1988	4209488
1989	4226901
1990	4241473
1991	4261732
1992	4286401
1993	4311991
1994	4336613
1995	4359184
1996	4381336
1997	4405157
1998	4431464
1999	4461913
2000	4490967
2001	4513751
2002	4538159
2003	4564855
2004	4591910
2005	4623291
2006	4660677
2007	4709153
2008	4768212
2009	4828726
2010	4889252
2011	4953088
2012	5018573
2013	5079623
2014	5137232
2015	5188607
2016	5234519
2017	5276968
2018	5311916
2019	5347896
2020	5379475
2021	5408320
2022	5457127
2023	5519594