Year	Number
1960	870744
1961	884680
1962	899343
1963	914969
1964	933387
1965	957721
1966	989615
1967	1027955
1968	1069701
1969	1111070
1970	1149363
1971	1183524
1972	1214018
1973	1242429
1974	1270123
1975	1297604
1976	1325230
1977	1353468
1978	1383084
1979	1415820
1980	1453741
1981	1497813
1982	1547425
1983	1600553
1984	1655613
1985	1710869
1986	1766218
1987	1823804
1988	1883901
1989	1946094
1990	2010518
1991	2077144
1992	2145859
1993	2140304
1994	2157291
1995	2265354
1996	2363767
1997	2454661
1998	2541940
1999	2630687
2000	2717963
2001	2801334
2002	2882108
2003	2964523
2004	3050559
2005	3137573
2006	3236512
2007	3341264
2008	3444356
2009	3546203
2010	3642640
2011	3740661
2012	3840352
2013	3942919
2014	4049753
2015	4160508
2016	4274720
2017	4392678
2018	4513947
2019	4637815
2020	4765331
2021	4897786
2022	5035345
2023	5177091