Year   Concerts Seen  
2021 2 concerts
2019 7 concerts
2018 4 concerts
2017 9 concerts
2016 6 concerts
2015 3 concerts
2014 1 concert
2013 1 concert
2012 2 concerts
2011 1 concert
2010 2 concerts
2009 1 concert
2008 1 concert
2007 4 concerts
2006 2 concerts
2005 1 concert
2004 2 concerts
2002 1 concert
2001 1 concert
2000 2 concerts
1999 1 concert
1996 2 concerts
1995 1 concert
1994 3 concerts
1993 2 concerts
1992 5 concerts
1991 3 concerts
1990 1 concert
1989 2 concerts
1988 3 concerts
1987 3 concerts
1986 4 concerts
1985 8 concerts
1984 9 concerts
1983 5 concerts
1982 6 concerts
1981 3 concerts
1980 2 concerts