Year	Number
1960	1608800
1961	1659800
1962	1711319
1963	1762621
1964	1814135
1965	1864791
1966	1914573
1967	1965598
1968	2022272
1969	2081695
1970	2135479
1971	2187853
1972	2243126
1973	2296752
1974	2350124
1975	2404831
1976	2458526
1977	2513546
1978	2566266
1979	2617832
1980	2671997
1981	2726056
1982	2784278
1983	2843960
1984	2904429
1985	2964762
1986	3022635
1987	3083605
1988	3142336
1989	3227943
1990	3286542
1991	3266790
1992	3247039
1993	3227287
1994	3207536
1995	3187784
1996	3168033
1997	3148281
1998	3128530
1999	3108778
2000	3089027
2001	3060173
2002	3051010
2003	3039616
2004	3026939
2005	3011487
2006	2992547
2007	2970017
2008	2947314
2009	2927519
2010	2913021
2011	2905195
2012	2900401
2013	2895092
2014	2889104
2015	2880703
2016	2876101
2017	2873457
2018	2866376
2019	2854191
2020	2837849
2021	2811666
2022	2777689
2023	2745972