Year   Concerts Seen  
2023 2 concerts
2022 1 concert
2021 1 concert
2019 5 concerts
2018 2 concerts
2017 1 concert
2016 2 concerts
2015 1 concert
2014 1 concert
2013 2 concerts
2012 2 concerts
2011 3 concerts
2010 4 concerts
2009 7 concerts
2008 4 concerts
2007 4 concerts
2006 2 concerts
2005 3 concerts
2002 3 concerts
2001 1 concert
2000 1 concert
1997 1 concert
1996 1 concert
1995 4 concerts
1994 5 concerts
1992 2 concerts
1991 1 concert
1989 3 concerts
1988 3 concerts
1987 1 concert