Year   Concerts Seen  
2015 1 concert
2013 2 concerts
2012 3 concerts
2011 3 concerts
2010 3 concerts
2009 4 concerts
2008 1 concert
2007 1 concert
2006 1 concert
2003 1 concert
2001 2 concerts
1999 5 concerts
1998 5 concerts
1997 3 concerts
1996 4 concerts
1994 1 concert
1992 1 concert
1991 1 concert