Year	Number
1960	938391
1961	963772
1962	989353
1963	1013438
1964	1036096
1965	1057779
1966	1078714
1967	1100434
1968	1122995
1969	1146162
1970	1170501
1971	1197029
1972	1225845
1973	1256883
1974	1290369
1975	1326037
1976	1363984
1977	1406474
1978	1452904
1979	1501614
1980	1552871
1981	1606177
1982	1661517
1983	1719181
1984	1779514
1985	1842349
1986	1906155
1987	1995810
1988	2103953
1989	2203805
1990	2291856
1991	2363956
1992	2435614
1993	2474446
1994	2450089
1995	2457667
1996	2523069
1997	2588104
1998	2652516
1999	2709726
2000	2761874
2001	2816497
2002	2871762
2003	2930179
2004	2993467
2005	3060839
2006	3133420
2007	3212797
2008	3302182
2009	3400119
2010	3503765
2011	3612831
2012	3727869
2013	3851060
2014	3982991
2015	4123800
2016	4273710
2017	4433095
2018	4602153
2019	4781575
2020	4970735
2021	5166578
2022	5366160
2023	5568563