Year   Concerts Seen  
2021 1 concert
2020 3 concerts
2019 8 concerts
2018 1 concert
2016 2 concerts
2015 1 concert
2014 6 concerts
2013 1 concert
2012 2 concerts
2009 1 concert
2003 1 concert
1998 1 concert
1995 2 concerts
1992 1 concert
1990 1 concert
1989 4 concerts
1988 2 concerts
1987 2 concerts
1986 3 concerts
1985 3 concerts