Year	Number
1960	18407126
1961	19314944
1962	20280872
1963	21296475
1964	22361628
1965	23476406
1966	24635453
1967	25835906
1968	27080962
1969	28365904
1970	29681251
1971	31023911
1972	32410913
1973	33843291
1974	35318974
1975	36834438
1976	38381924
1977	39981868
1978	41638276
1979	43308578
1980	44914943
1981	46296621
1982	47619845
1983	48956226
1984	50294115
1985	51624248
1986	52944682
1987	54258758
1988	55588892
1989	56930659
1990	58363912
1991	59859781
1992	61372714
1993	62905040
1994	64456282
1995	66008876
1996	67471815
1997	68889330
1998	70304057
1999	71712596
2000	73132993
2001	74590443
2002	76056158
2003	77520574
2004	78995700
2005	80460988
2006	81892383
2007	83306647
2008	84700556
2009	86085517
2010	87567088
2011	89164082
2012	90758420
2013	92306597
2014	93808838
2015	95260846
2016	96701350
2017	98108030
2018	99404550
2019	100623628
2020	101719689
2021	102651435
2022	103660854
2023	104796621