Year   Concerts Seen  
2021 2 concerts
2020 19 concerts
2019 37 concerts
2018 28 concerts
2017 2 concerts
2016 3 concerts
2015 4 concerts
2014 1 concert
2013 1 concert
2008 14 concerts
2007 12 concerts
2006 14 concerts
2005 6 concerts
2004 1 concert
2003 11 concerts
2002 3 concerts
2001 1 concert
2000 3 concerts
1999 4 concerts
1998 1 concert
1997 4 concerts
1996 2 concerts
1995 10 concerts
1994 4 concerts
1993 4 concerts
1992 4 concerts
1991 7 concerts
1990 5 concerts
1989 6 concerts
1988 6 concerts
1987 14 concerts
1986 17 concerts
1985 31 concerts
1984 10 concerts
1983 1 concert
1979 1 concert
1976 1 concert
1975 2 concerts
1973 1 concert