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Year
2014
1,998
2006
1,444
2011
1,245
2009
482
2013
378
2012
371
2008
241
2010
207
2000
199
2002
122
2001
121
1999
114
2007
93
1996
73
1997
68
2017
66
2005
61
2016
58
1992
53
2015
40