Year   Concerts Seen  
2020 6 concerts
2019 24 concerts
2018 21 concerts
2017 10 concerts
2016 21 concerts
2015 20 concerts
2014 13 concerts
2013 11 concerts
2012 31 concerts
2011 37 concerts
2010 36 concerts
2009 35 concerts
2008 39 concerts
2007 23 concerts
2006 23 concerts
2005 29 concerts
2004 18 concerts
2003 26 concerts
2002 26 concerts
2001 20 concerts
2000 11 concerts
1999 11 concerts
1998 20 concerts
1997 15 concerts
1996 8 concerts
1995 9 concerts
1994 4 concerts
1992 2 concerts
1990 1 concert
1989 1 concert
1986 3 concerts
1984 1 concert
1981 1 concert