Year	Number
1960	25012374
1961	25765673
1962	26513030
1963	27261747
1964	27984155
1965	28704674
1966	29435571
1967	30130983
1968	30838302
1969	31544266
1970	32240827
1971	32882704
1972	33505406
1973	34103149
1974	34692266
1975	35280725
1976	35848523
1977	36411795
1978	36969185
1979	37534236
1980	38123775
1981	38723248
1982	39326352
1983	39910403
1984	40405956
1985	40805744
1986	41213674
1987	41621690
1988	42031247
1989	42449038
1990	42869283
1991	43295704
1992	43747962
1993	44194628
1994	44641540
1995	45092991
1996	45524681
1997	45953580
1998	46286503
1999	46616677
2000	47008111
2001	47370164
2002	47644736
2003	47892330
2004	48082519
2005	48184561
2006	48438292
2007	48683638
2008	49054708
2009	49307835
2010	49554112
2011	49936638
2012	50199853
2013	50428893
2014	50746659
2015	51014947
2016	51217803
2017	51361911
2018	51585058
2019	51764822
2020	51836239
2021	51769539
2022	51672569
2023	51712619