Year   Concerts Seen  
2019 1 concert
2014 1 concert
2013 1 concert
2010 1 concert
2008 2 concerts
2007 2 concerts
2002 1 concert
2000 1 concert
1999 2 concerts
1997 1 concert
1993 1 concert
1992 1 concert
1990 1 concert
1988 2 concerts
1987 1 concert
1985 1 concert