Year   Concerts Seen  
2024 1 concert
2023 1 concert
2021 1 concert
2018 1 concert
2017 2 concerts
2016 1 concert
2015 2 concerts
2014 1 concert
2013 1 concert
2012 1 concert
2011 1 concert
2010 1 concert
2008 1 concert
2007 1 concert
2006 1 concert
2005 2 concerts
2002 1 concert
2000 1 concert
1998 1 concert
1994 1 concert
1992 1 concert
1990 1 concert
1989 3 concerts
1988 3 concerts
1987 3 concerts
1986 1 concert
1985 4 concerts
1984 3 concerts
1981 1 concert
1979 1 concert