Year   Concerts Seen  
2019 20 concerts
2018 14 concerts
2017 10 concerts
2016 8 concerts
2015 21 concerts
2014 8 concerts
2013 10 concerts
2012 13 concerts
2011 18 concerts
2010 15 concerts
2009 3 concerts
2008 5 concerts
2007 4 concerts
2006 2 concerts
2005 3 concerts
2004 2 concerts
2003 1 concert
2002 1 concert
2001 1 concert
2000 1 concert
1999 1 concert