Year	Number
1960	1709891
1961	1705542
1962	1704645
1963	1710023
1964	1722821
1965	1743294
1966	1772227
1967	1809892
1968	1855219
1969	1906607
1970	1963701
1971	2016619
1972	2071771
1973	2138693
1974	2210340
1975	2287811
1976	2371385
1977	2460146
1978	2553778
1979	2655478
1980	2771979
1981	2898069
1982	3020508
1983	3135813
1984	3245415
1985	3361420
1986	3486403
1987	3611658
1988	3736312
1989	3860392
1990	3986509
1991	4115032
1992	4228390
1993	4341601
1994	4468461
1995	4599420
1996	4737512
1997	4878307
1998	5023711
1999	5175522
2000	5343828
2001	5520270
2002	5680462
2003	5837001
2004	6007290
2005	6185567
2006	6374671
2007	6578989
2008	6796507
2009	7024197
2010	7254401
2011	7479218
2012	7690790
2013	7886524
2014	8068890
2015	8240680
2016	8420708
2017	8639038
2018	8899128
2019	9189768
2020	9483599
2021	9768442
2022	10078443
2023	10453209