Year   Concerts Seen  
2019 2 concerts
2015 1 concert
2014 1 concert
2013 1 concert
2011 4 concerts
2010 1 concert
2009 1 concert
2008 1 concert
2005 1 concert
2004 1 concert
2002 1 concert
1998 2 concerts
1997 1 concert
1996 1 concert
1993 1 concert
1991 1 concert