Year	Number
1960	1118563
1961	1127243
1962	1135761
1963	1143600
1964	1152154
1965	1164032
1966	1183024
1967	1209224
1968	1240239
1969	1274977
1970	1312317
1971	1352638
1972	1395704
1973	1440927
1974	1488041
1975	1537019
1976	1586383
1977	1635744
1978	1686575
1979	1739167
1980	1793836
1981	1850391
1982	1907994
1983	1967299
1984	2030681
1985	2095929
1986	2160494
1987	2226090
1988	2293825
1989	2364269
1990	2437368
1991	2513110
1992	2590642
1993	2668014
1994	2744062
1995	2818216
1996	2892123
1997	2967287
1998	3043412
1999	3120985
2000	3199780
2001	3279114
2002	3357514
2003	3432945
2004	3503620
2005	3566400
2006	3622930
2007	3676978
2008	3728235
2009	3776279
2010	3820600
2011	3869268
2012	3912767
2013	3943777
2014	3971232
2015	3995386
2016	4018488
2017	4040864
2018	4063214
2019	4086060
2020	4110765
2021	4134945
2022	4158109
2023	4183255