Year	Number
1960	5304020
1961	5388263
1962	5478097
1963	5581484
1964	5700315
1965	5829791
1966	5981607
1967	6147975
1968	6311017
1969	6460958
1970	6637993
1971	6936429
1972	7097554
1973	7257770
1974	7435228
1975	7615942
1976	7781163
1977	7931234
1978	8066210
1979	8200461
1980	8354536
1981	8493181
1982	8616248
1983	8714641
1984	8806164
1985	8895070
1986	8989998
1987	9104889
1988	9210217
1989	9360430
1990	9485795
1991	9585968
1992	9675122
1993	9762183
1994	9863058
1995	9965746
1996	10077423
1997	10191675
1998	10294502
1999	10406057
2000	10539834
2001	10692528
2002	10842751
2003	10969385
2004	11101850
2005	11238375
2006	11374208
2007	11490350
2008	11609329
2009	11731755
2010	11844463
2011	11927048
2012	12006934
2013	12074746
2014	12132198
2015	12155938
2016	12226674
2017	12316091
2018	12446843
2019	12581050
2020	12657018
2021	12659327
2022	12823302
2023	13138507