Year	Number
1960	3823649
1961	3956497
1962	4106598
1963	4270089
1964	4441083
1965	4619984
1966	4806670
1967	4999196
1968	5196030
1969	5394730
1970	5594273
1971	5810241
1972	6047746
1973	6295265
1974	6552718
1975	6822860
1976	7102826
1977	7391107
1978	7685830
1979	7980055
1980	8260926
1981	8525652
1982	8788536
1983	9057089
1984	9336877
1985	9632694
1986	9949220
1987	10290472
1988	10654106
1989	11040001
1990	11447740
1991	11876069
1992	12323672
1993	12791308
1994	13279925
1995	13780248
1996	14288373
1997	14805299
1998	15326878
1999	15852603
2000	16390577
2001	16949354
2002	17527304
2003	18112619
2004	18709791
2005	19327407
2006	19960095
2007	20601276
2008	21257645
2009	21934571
2010	22602911
2011	23332581
2012	24123310
2013	24963173
2014	25858823
2015	26812613
2016	27804944
2017	28837565
2018	29917255
2019	31039880
2020	32134114
2021	33149441
2022	34212821
2023	35462431