Year	Number
1960	9058385
1961	9230191
1962	9390542
1963	9554327
1964	9724573
1965	9891746
1966	10069210
1967	10245973
1968	10406746
1969	10541470
1970	10690634
1971	11017954
1972	11143645
1973	11271483
1974	11421920
1975	11580385
1976	11721886
1977	11846663
1978	11951670
1979	12059357
1980	12207486
1981	12351269
1982	12491219
1983	12607190
1984	12719137
1985	12829620
1986	12954522
1987	13124619
1988	13291351
1989	13525249
1990	13727739
1991	13898978
1992	14058366
1993	14205971
1994	14357602
1995	14502515
1996	14653835
1997	14802324
1998	14925642
1999	15047875
2000	15193559
2001	15366044
2002	15537670
2003	15679267
2004	15827350
2005	15980129
2006	16144143
2007	16300607
2008	16477210
2009	16666800
2010	16853131
2011	17020863
2012	17212832
2013	17401943
2014	17580481
2015	17715184
2016	17917918
2017	18138241
2018	18409285
2019	18688790
2020	18896073
2021	19002171
2022	19351209
2023	19929169