Year	Number
1960	1984533
1961	2034788
1962	2081066
1963	2126028
1964	2173671
1965	2221996
1966	2267401
1967	2312207
1968	2356210
1969	2396736
1970	2433287
1971	2465230
1972	2492376
1973	2514434
1974	2530580
1975	2544417
1976	2560862
1977	2579759
1978	2601669
1979	2627859
1980	2654955
1981	2680862
1982	2699506
1983	2707579
1984	2711679
1985	2714477
1986	2715379
1987	2713770
1988	2709079
1989	2704331
1990	2700033
1991	2692978
1992	2683154
1993	2666656
1994	2640148
1995	2608136
1996	2572844
1997	2538305
1998	2508635
1999	2483720
2000	2465820
2001	2463070
2002	2473356
2003	2487692
2004	2502444
2005	2517043
2006	2533726
2007	2551122
2008	2569706
2009	2588707
2010	2605331
2011	2621641
2012	2633055
2013	2637338
2014	2637614
2015	2630900
2016	2617330
2017	2598747
2018	2586826
2019	2567828
2020	2542938
2021	2528223
2022	2486262
2023	2424963