Year	Number
1960	25457263
1961	26208511
1962	27012734
1963	27888784
1964	28834498
1965	29815760
1966	30811028
1967	31811005
1968	32814467
1969	33826756
1970	34848957
1971	35876263
1972	36928705
1973	38024352
1974	39159736
1975	40338377
1976	41555695
1977	42810303
1978	44102409
1979	45462946
1980	46995304
1981	48632699
1982	50284196
1983	51934761
1984	53618673
1985	55392940
1986	57205214
1987	59049782
1988	60919511
1989	62796275
1990	64657810
1991	66510351
1992	68318882
1993	70070451
1994	71787502
1995	73487014
1996	75154129
1997	76755470
1998	78304368
1999	79846084
2000	81471405
2001	83144251
2002	84808879
2003	86461788
2004	88118455
2005	89770311
2006	91450982
2007	93219456
2008	95096807
2009	97059176
2010	99120582
2011	101194283
2012	103205402
2013	105186087
2014	107092494
2015	108906165
2016	110651812
2017	112348202
2018	114025631
2019	115712736
2020	117419797
2021	119115783
2022	120730230
2023	122244371