Year   Concerts Seen  
2019 14 concerts
2018 19 concerts
2017 19 concerts
2016 14 concerts
2015 23 concerts
2014 23 concerts
2013 33 concerts
2012 25 concerts
2011 27 concerts
2010 17 concerts
2009 1 concert
2008 31 concerts
2007 2 concerts
2006 1 concert
2005 3 concerts
2004 27 concerts
2003 6 concerts
2002 2 concerts
2001 2 concerts
2000 3 concerts
1999 1 concert
1998 1 concert
1990 1 concert