Year   Concerts Seen  
2019 3 concerts
2018 6 concerts
2017 6 concerts
2016 3 concerts
2015 5 concerts
2014 4 concerts
2013 6 concerts
2012 3 concerts
2011 2 concerts
2010 4 concerts
2009 4 concerts
2008 5 concerts
2007 2 concerts
2006 5 concerts
2005 1 concert
2004 3 concerts
2003 8 concerts
2002 1 concert
2001 1 concert
2000 2 concerts
1999 1 concert
1998 8 concerts
1997 1 concert
1996 2 concerts
1995 5 concerts
1994 2 concerts
1992 1 concert
1990 1 concert
1988 1 concert