Year	Number
1960	6970671
1961	7011439
1962	7048127
1963	7096413
1964	7147970
1965	7196344
1966	7248493
1967	7314151
1968	7248610
1969	7067738
1970	6868571
1971	6967569
1972	7063596
1973	7144274
1974	7199078
1975	7241168
1976	7348650
1977	7447406
1978	7544450
1979	7644051
1980	7746643
1981	7832202
1982	7919263
1983	8006737
1984	8095143
1985	8185503
1986	8278271
1987	8371577
1988	8465161
1989	8559517
1990	8655929
1991	8756401
1992	8859219
1993	8964822
1994	9076626
1995	9174040
1996	9249946
1997	9319047
1998	9380980
1999	9436341
2000	9484222
2001	9524688
2002	9557010
2003	9596394
2004	9644953
2005	9687390
2006	9722418
2007	9751858
2008	9777831
2009	9784670
2010	9781506
2011	9775470
2012	9771436
2013	9771211
2014	9774567
2015	9780661
2016	9782363
2017	9778365
2018	9768391
2019	9752555
2020	9731082
2021	9702586
2022	9667582
2023	9626397