Year   Concerts Seen  
2022 2 concerts
2019 3 concerts
2018 2 concerts
2017 3 concerts
2016 3 concerts
2013 3 concerts
2012 1 concert
2010 1 concert
2008 1 concert
2007 1 concert
1998 2 concerts
1996 3 concerts
1994 4 concerts
1993 3 concerts
1992 3 concerts
1991 2 concerts
1989 1 concert
1988 2 concerts
1987 1 concert