Year   Concerts Seen  
2017 1 concert
2014 1 concert
2012 1 concert
2010 1 concert
2002 2 concerts
2001 1 concert
1999 2 concerts
1997 1 concert
1995 3 concerts
1994 4 concerts
1993 7 concerts
1992 1 concert
1991 2 concerts
1990 1 concert
1985 1 concert
1984 1 concert