Year   Concerts Seen  
2022 3 concerts
2021 1 concert
2019 2 concerts
2018 2 concerts
2016 3 concerts
2015 3 concerts
2013 2 concerts
2011 1 concert
2010 1 concert
2009 1 concert
2007 2 concerts
2006 1 concert
2003 1 concert
2002 1 concert
2001 1 concert
1996 3 concerts
1995 4 concerts
1994 2 concerts
1993 1 concert
1992 2 concerts
1991 1 concert
1990 1 concert
1988 1 concert
1987 1 concert
1984 1 concert