Year   Concerts Seen  
2019 4 concerts
2018 5 concerts
2017 3 concerts
2016 2 concerts
2015 2 concerts
2014 3 concerts
2013 3 concerts
2012 1 concert
2011 3 concerts
2010 3 concerts
2009 5 concerts
2008 3 concerts
2007 2 concerts
2006 4 concerts
2005 4 concerts
2004 1 concert
2003 2 concerts
2002 2 concerts
2001 8 concerts
2000 5 concerts
1999 6 concerts
1998 15 concerts
1997 16 concerts
1996 14 concerts
1995 5 concerts
1994 7 concerts
1993 8 concerts
1992 17 concerts
1991 24 concerts
1990 6 concerts
1989 6 concerts
1988 19 concerts
1987 7 concerts
1986 11 concerts
1985 7 concerts
1984 8 concerts
1983 10 concerts
1982 4 concerts
1981 9 concerts
1980 9 concerts
1979 6 concerts