2013 2
2012 0
2012 1
2011 0
2011 1
2009 1
2008 8
2007 1
2001 0
1996 0
1990 1
1989 3
1988 1
1984 0
1983 2
1980 0
1978 2
1977 1
1977 0
1976 0
1974 1
1970 0