Year   Concerts Seen  
2019 13 concerts
2018 12 concerts
2017 13 concerts
2016 21 concerts
2015 19 concerts
2014 6 concerts
2013 4 concerts
2012 1 concert
2011 2 concerts
2010 1 concert
2009 3 concerts
2008 2 concerts
2007 6 concerts
2006 6 concerts
2005 6 concerts
2000 2 concerts
1999 1 concert
1997 2 concerts
1996 10 concerts
1994 1 concert
1993 1 concert
1991 1 concert
1990 2 concerts
1989 5 concerts
1987 2 concerts
1986 1 concert