Year   Concerts Seen  
2024 1 concert
2018 1 concert
2014 1 concert
2013 9 concerts
2012 5 concerts
2011 6 concerts
2010 3 concerts
2008 4 concerts
2007 2 concerts
2006 2 concerts
2005 2 concerts
2004 2 concerts
2002 1 concert
2001 1 concert
2000 2 concerts
1999 1 concert
1996 1 concert
1995 1 concert
1994 2 concerts
1991 2 concerts
1988 1 concert
1987 1 concert
1985 1 concert
1984 1 concert
1983 1 concert
1979 1 concert
1976 1 concert
1975 1 concert
1974 1 concert