Year	Number
1960	1901987
1961	1921944
1962	1942861
1963	1964211
1964	1985270
1965	2006908
1966	2028447
1967	2050067
1968	2071514
1969	2092233
1970	2112565
1971	2131743
1972	2149913
1973	2167882
1974	2185047
1975	2208541
1976	2236903
1977	2266406
1978	2297877
1979	2330021
1980	2363329
1981	2397452
1982	2432575
1983	2470060
1984	2509373
1985	2549717
1986	2600694
1987	2662638
1988	2726304
1989	2785849
1990	2887110
1991	2912139
1992	2851078
1993	2837088
1994	2839584
1995	2835388
1996	2840267
1997	2867453
1998	2886076
1999	2891660
2000	2950947
2001	3115001
2002	3284070
2003	3405745
2004	3508352
2005	3585104
2006	3642554
2007	3700752
2008	3771643
2009	3851931
2010	3935655
2011	4017156
2012	4097455
2013	4176408
2014	4253565
2015	4328224
2016	4404323
2017	4480934
2018	4555219
2019	4628214
2020	4699703
2021	4768441
2022	4833746
2023	4896638