Year	Number
1960	4493792
1961	4542114
1962	4585149
1963	4625670
1964	4665934
1965	4702363
1966	4737151
1967	4762223
1968	4788032
1969	4807890
1970	4824263
1971	4848282
1972	4864979
1973	4875731
1974	4887731
1975	4901150
1976	4928143
1977	4951386
1978	4976468
1979	5007311
1980	5045375
1981	5103459
1982	5160615
1983	5209661
1984	5245747
1985	5266393
1986	5288556
1987	5299720
1988	5304893
1989	5306838
1990	5306342
1991	5305144
1992	5335024
1993	5370373
1994	5388736
1995	5302482
1996	5283291
1997	5252734
1998	5222991
1999	5199749
2000	5176069
2001	5152064
2002	5130570
2003	5106583
2004	5083761
2005	5061912
2006	5039395
2007	5017128
2008	4995180
2009	4975719
2010	4955033
2011	4912132
2012	4878633
2013	4830298
2014	4770601
2015	4712978
2016	4668334
2017	4628916
2018	4586407
2019	4541849
2020	4493103
2021	4443083
2022	4332299
2023	4299923