Year   Concerts Seen  
2023 3 concerts
2022 1 concert
2014 1 concert
2012 1 concert
2009 1 concert
2008 2 concerts
2007 3 concerts
2006 1 concert
2005 4 concerts
2004 1 concert
2002 1 concert
2001 1 concert
2000 4 concerts
1999 1 concert
1998 3 concerts
1997 1 concert
1995 3 concerts
1994 3 concerts
1993 9 concerts
1992 1 concert
1991 3 concerts
1990 1 concert
1989 5 concerts
1988 3 concerts
1987 1 concert
1985 1 concert
1983 2 concerts
1982 2 concerts
1981 2 concerts
1979 2 concerts
1977 1 concert
1976 2 concerts