Year   Concerts Seen  
2018 20 concerts
2017 15 concerts
2016 15 concerts
2015 17 concerts
2014 16 concerts
2013 9 concerts
2012 7 concerts
2011 4 concerts
2010 7 concerts
2009 6 concerts
2008 7 concerts
2007 6 concerts
2006 6 concerts
2005 6 concerts