Year   Concerts Seen  
2019 3 concerts
2018 1 concert
2017 3 concerts
2016 4 concerts
2015 7 concerts
2014 8 concerts
2013 11 concerts
2012 9 concerts
2011 13 concerts
2010 9 concerts
2009 8 concerts
2008 7 concerts
2007 8 concerts
2006 6 concerts
2005 7 concerts
2004 5 concerts