Year   Concerts Seen  
2018 4 concerts
2017 21 concerts
2016 16 concerts
2015 17 concerts
2014 6 concerts
2013 3 concerts
2012 5 concerts
2011 4 concerts
2010 4 concerts
2009 13 concerts
2008 3 concerts
2007 14 concerts
2006 6 concerts
2005 3 concerts