Year	Number
1960	55633
1961	68236
1962	54224
1963	72296
1964	95328
1965	64657
1966	110348
1967	124465
1968	110583
1969	76827
1970	-9186
1971	108114
1972	96471
1973	53790
1974	70443
1975	36779
1976	8237
1977	-10285
1978	-36497
1979	51406
1980	55903
1981	21155
1982	-51806
1983	-12236
1984	1836
1985	-23788
1986	-33253
1987	-37119
1988	-10389
1989	22677
1990	49782
1991	104501
1992	204389
1993	-7382
1994	-222324
1995	-124586
1996	-162706
1997	-113342
1998	-122825
1999	-78867
2000	-77752
2001	-109322
2002	-36318
2003	11140
2004	-11530
2005	-4936
2006	12013
2007	11518
2008	16490
2009	18178
2010	8366
2011	13301
2012	68840
2013	34043
2014	-65667
2015	-21937
2016	-54333
2017	-50447
2018	-33273
2019	-7812
2020	-2173
2021	831
2022	-6673580
2023	1784718