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Year
2000
1,356
1990
365
2007
69
2006
67
2010
64
1981
40
2004
38
2005
36
2009
36
2008
35
2012
26
2013
24
2016
22
1998
20
2011
20
1801
18
2001
18
2002
17
1997
15
2003
15