Year   Concerts Seen  
2017 3 concerts
2016 7 concerts
2015 13 concerts
2014 7 concerts
2013 2 concerts
2011 1 concert
2010 4 concerts
2009 8 concerts
2008 16 concerts
2007 4 concerts
2006 5 concerts
2005 5 concerts
2004 3 concerts
2003 2 concerts
2002 5 concerts
2001 4 concerts
1999 1 concert
1998 1 concert