Year	Number
1960	440242
1961	454541
1962	469325
1963	484591
1964	500375
1965	516628.00000000006
1966	533432
1967	550782
1968	568722
1969	587195
1970	606294
1971	626014
1972	646405
1973	667401
1974	689109
1975	711523
1976	734698
1977	756115
1978	777365
1979	799212
1980	821704
1981	844765
1982	868507
1983	892915
1984	918045
1985	943809
1986	970334
1987	997604
1988	1025680.0000000001
1989	1054466
1990	1084100
1991	1114568
1992	1145819
1993	1176412
1994	1207865
1995	1240160
1996	1273364
1997	1307363
1998	1342318
1999	1378207
2000	1415108
2001	1452891
2002	1475375
2003	1494564
2004	1514030
2005	1533695
2006	1553643
2007	1573850
2008	1594348
2009	1615056
2010	1636062
2011	1657342
2012	1678928
2013	1700734
2014	1722823
2015	1745199
2016	1767866
2017	1790827
2018	1814087
2019	1835355
2020	1857797
2021	1881796
2022	1907686
2023	1935619