Year	Number
1960	3072554
1961	3120267
1962	3173959
1963	3230009
1964	3296736
1965	3376801
1966	3462821
1967	3553778
1968	3650466
1969	3753289
1970	3862801
1971	3978276
1972	4098585
1973	4224464
1974	4357242
1975	4497289
1976	4643821
1977	4798311
1978	4959364
1979	5124102
1980	5293835
1981	5468177
1982	5645989
1983	5822840
1984	5996125
1985	6170177
1986	6341001
1987	6508031
1988	6678056
1989	6850753
1990	7027144
1991	7203443
1992	7379420
1993	7559111
1994	7743196
1995	7931766
1996	8123030
1997	8317018
1998	8510853
1999	8702106
2000	8892578
2001	9083968
2002	9273177
2003	9455059
2004	9641832
2005	9836638
2006	10023267
2007	10200494
2008	10372008
2009	10536155
2010	10693973
2011	10847211
2012	10998052
2013	11146568
2014	11285824
2015	11413373
2016	11538357
2017	11658505
2018	11766121
2019	11866668
2020	11978703
2021	12099331
2022	12219331
2023	12343871