Year   Concerts Seen  
2017 4 concerts
2016 2 concerts
2015 2 concerts
2014 2 concerts
2013 6 concerts
2012 6 concerts
2011 2 concerts
2010 3 concerts
2009 1 concert
2008 3 concerts
2007 1 concert
2006 5 concerts
2005 4 concerts
2003 1 concert
2001 1 concert
2000 2 concerts
1999 3 concerts
1998 3 concerts
1996 1 concert
1994 1 concert
1992 1 concert
1990 3 concerts
1988 1 concert
1986 1 concert
1985 1 concert