Year   Concerts Seen  
2019 8 concerts
2018 9 concerts
2017 4 concerts
2016 5 concerts
2015 2 concerts
2012 2 concerts
2010 1 concert
2008 1 concert
2007 2 concerts
2006 2 concerts
2005 2 concerts
2004 1 concert
2002 1 concert
2001 1 concert
1996 1 concert
1994 2 concerts
1993 2 concerts
1992 1 concert
1991 7 concerts
1990 1 concert
1989 9 concerts
1988 15 concerts
1987 7 concerts
1986 1 concert
1985 1 concert