Year	Number
1960	8850971
1961	9040809
1962	9223459
1963	9409673
1964	9600426
1965	9786254
1966	9978791
1967	10166027
1968	10337254
1969	10486530
1970	10633366
1971	10944078
1972	11074818
1973	11220294
1974	11386049
1975	11562890
1976	11727923
1977	11879181
1978	12011533
1979	12142187
1980	12308181
1981	12468647
1982	12625723
1983	12759260
1984	12887917
1985	13012495
1986	13145756
1987	13321982
1988	13500396
1989	13751532
1990	13963399
1991	14138442
1992	14312897
1993	14478794
1994	14643061
1995	14799796
1996	14956383
1997	15103624
1998	15229531
1999	15353410
2000	15492171
2001	15654811
2002	15821528
2003	15963194
2004	16111457
2005	16262602
2006	16427049
2007	16588278
2008	16770088
2009	16963269
2010	17152771
2011	17318359
2012	17500563
2013	17679048
2014	17853585
2015	17989314
2016	18192885
2017	18406833
2018	18663335
2019	18929706
2020	19132565
2021	19237693
2022	19587848
2023	20168593