Year	Number
1960	147025
1961	147583
1962	148125
1963	148613
1964	149044
1965	149412
1966	149741
1967	150033
1968	150276
1969	150532
1970	150752
1971	150720
1972	150774
1973	150869
1974	150972
1975	151083
1976	151206
1977	151343
1978	151494
1979	151628
1980	151886
1981	153248
1982	154525
1983	155750
1984	156922
1985	158007
1986	158991
1987	159864
1988	160632
1989	161326
1990	162129
1991	163408
1992	164863
1993	166298
1994	167695
1995	169012
1996	170264
1997	171475
1998	172678
1999	173951
2000	175131
2001	176133
2002	177376
2003	178598
2004	179799
2005	180978
2006	182142
2007	183358
2008	184694
2009	186005
2010	187161
2011	188157
2012	189049
2013	189849
2014	190560
2015	191185
2016	191730
2017	192195
2018	192574
2019	192882
2020	193142
2021	193336
2022	193416
2023	193378