Year	Number
1960	649678
1961	679196
1962	710231
1963	745129
1964	781905
1965	822196
1966	866458
1967	913477
1968	961823
1969	1006354
1970	1045575
1971	1083165
1972	1130656
1973	1180365
1974	1227524
1975	1274869
1976	1313448
1977	1346931
1978	1373528
1979	1392568
1980	1392201
1981	1372358
1982	1351072
1983	1326473
1984	1314343
1985	1320421
1986	1329123
1987	1344068
1988	1377330
1989	1410386
1990	1437630
1991	1463838
1992	1487626
1993	1519712
1994	1559106
1995	1604410
1996	1649460
1997	1688761
1998	1722547
1999	1752278
2000	1754147
2001	1775937
2002	1808389
2003	1836027
2004	1861186
2005	1886270
2006	1905640
2007	1914799
2008	1919051
2009	1924587
2010	1925088
2011	1961815
2012	2032651
2013	2115894
2014	2203705
2015	2294309
2016	2392462
2017	2493548
2018	2593479
2019	2693461
2020	2780396
2021	2842802
2022	2740976
2023	2740950