Year	Number
1960	-20932
1961	-2870
1962	-14426
1963	-29734
1964	-28005
1965	-22949
1966	-24363
1967	-186163
1968	-154155
1969	-66363
1970	-72065
1971	18205
1972	36815
1973	64932
1974	35563
1975	35146
1976	51679
1977	-52929
1978	-75799
1979	-41572
1980	-47120
1981	-48190
1982	-47504
1983	-33056
1984	-58382
1985	-62594
1986	-98400
1987	-105635
1988	-192123
1989	-134319
1990	-132482
1991	-164550
1992	-226160
1993	-146897
1994	-147465
1995	-229798
1996	-211511
1997	-227398
1998	-226121
1999	-202829
2000	123701
2001	-162378
2002	-164421
2003	-142746
2004	-140237
2005	-167658
2006	-181600
2007	-167129
2008	-163098
2009	-114334
2010	-129981
2011	-107546
2012	-69859
2013	-101267
2014	-88917
2015	-99535
2016	-110911
2017	-76183
2018	-61261
2019	-19843
2020	-29918
2021	-20678
2022	5316792
2023	-1438382