Year	Number
1960	4687451
1961	4655039
1962	4616088
1963	4571634
1964	4523079
1965	4470316
1966	4427358
1967	4377262
1968	4322705
1969	4263605
1970	4201048
1971	4155273
1972	4137219
1973	4117531
1974	4096462
1975	4073741
1976	4059390
1977	4040529
1978	4018166
1979	3993081
1980	3964731
1981	3946643
1982	3934867
1983	3919132
1984	3899373
1985	3876491
1986	3862125
1987	3842412
1988	3818332
1989	3791865
1990	3763187
1991	3740395
1992	3748201
1993	3756954
1994	3756869
1995	3686784
1996	3666063
1997	3638876
1998	3608149
1999	3578297
2000	3550045
2001	3527214
2002	3507248
2003	3483188
2004	3458352
2005	3431459
2006	3401540
2007	3371315
2008	3340676
2009	3311055
2010	3281657
2011	3239791
2012	3213956
2013	3190260
2014	3167188
2015	3143538
2016	3119072
2017	3093250
2018	3065922
2019	3037846
2020	3004845
2021	2962612
2022	2874177
2023	2838273