Year	Number
1960	3102729
1961	3165645
1962	3228925
1963	3274289
1964	3324362
1965	3372215
1966	3430332
1967	3450329
1968	3487226
1969	3543368
1970	3599427
1971	3705100
1972	3748873
1973	3770291
1974	3819869
1975	3811051
1976	3784571
1977	3760568
1978	3739221
1979	3717802
1980	3709891
1981	3722402
1982	3743142
1983	3746087
1984	3735117
1985	3720536
1986	3702925
1987	3693234
1988	3703187
1989	3729396
1990	3758588
1991	3787510
1992	3814252
1993	3832361
1994	3852178
1995	3874592
1996	3896004
1997	3909517
1998	3918837
1999	3931994
2000	3946041
2001	3962039
2002	3968117
2003	3973231
2004	3976103
2005	3985940
2006	4004612
2007	4047567
2008	4100811
2009	4158640
2010	4198448
2011	4238161
2012	4304760
2013	4377142
2014	4439583
2015	4501357
2016	4569485
2017	4635819
2018	4688138
2019	4732153
2020	4755814
2021	4719265
2022	4729430
2023	4789522