Year   Concerts Seen  
2018 1 concert
2017 2 concerts
2016 1 concert
2015 7 concerts
2014 3 concerts
2013 5 concerts
2012 5 concerts
2011 3 concerts
2010 3 concerts
2009 4 concerts
2008 9 concerts
2007 3 concerts
2006 1 concert
2005 1 concert
2003 2 concerts
2002 2 concerts
2001 3 concerts
2000 1 concert
1998 2 concerts
1997 3 concerts