2012 1
2011 0
2010 1
2007 0
2005 0
2003 0
1999 2
1997 2
1995 3
1994 0
1992 2
1991 0
1990 0
1988 0
1987 4
1984 3
1983 3
1982 4
1974 0
1973 0