Year	Number
1960	686152
1961	700887
1962	716577
1963	733530
1964	752959
1965	771356
1966	787164
1967	803479
1968	820360
1969	837783
1970	855716
1971	874186
1972	893108
1973	912460
1974	932134
1975	952053
1976	972341
1977	993168
1978	1014808
1979	1037719
1980	1061813
1981	1086850
1982	1113330
1983	1141372
1984	1170873
1985	1201991
1986	1234881
1987	1269851
1988	1306773
1989	1345281
1990	1397263
1991	1459096
1992	1511864
1993	1564209
1994	1617034
1995	1666976
1996	1718427
1997	1767135
1998	1814315
1999	1861649
2000	1907624
2001	1949740
2002	1990423
2003	2031783
2004	2072171
2005	2112174
2006	2152356
2007	2193165
2008	2235081
2009	2278692
2010	2323853
2011	2368967
2012	2413298
2013	2459219
2014	2507434
2015	2557964
2016	2611309
2017	2665514
2018	2719185
2019	2772193
2020	2824452
2021	2875616
2022	2924799
2023	2970918