Year   Concerts Seen  
2019 2 concerts
2018 2 concerts
2017 1 concert
2016 3 concerts
2015 3 concerts
2012 1 concert
2011 6 concerts
2010 3 concerts
2009 2 concerts
2007 2 concerts
2006 2 concerts
2005 2 concerts
2004 3 concerts
2003 1 concert
2002 8 concerts
2001 7 concerts
2000 6 concerts
1999 18 concerts
1998 20 concerts
1997 16 concerts
1996 9 concerts
1995 6 concerts
1994 5 concerts
1993 1 concert
1992 7 concerts
1991 1 concert
1990 4 concerts
1988 2 concerts
1987 2 concerts
1986 1 concert
1985 1 concert