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Year
2000
1,343
1990
363
2007
70
2006
47
1981
39
2004
37
2002
26
2013
24
2005
21
1801
18
2012
16
2001
15
2011
15
2008
14
2009
14
1961
13
1971
13
2015
11
1994
10
1992
8