Year   Concerts Seen  
2023 1 concert
2022 4 concerts
2019 2 concerts
2018 1 concert
2017 1 concert
2016 2 concerts
2013 2 concerts
2010 3 concerts
2007 1 concert
2006 1 concert
2005 1 concert
2004 3 concerts
2003 1 concert
2002 4 concerts
2000 2 concerts
1996 1 concert
1995 3 concerts
1994 2 concerts
1993 2 concerts
1991 1 concert
1990 2 concerts
1989 1 concert
1988 1 concert
1987 2 concerts