Year   Concerts Seen  
2008 1 concert
2007 1 concert
2006 2 concerts
2005 4 concerts
2004 14 concerts
2002 6 concerts
2001 1 concert
2000 1 concert
1998 2 concerts
1997 2 concerts
1995 5 concerts
1994 4 concerts
1993 6 concerts
1992 6 concerts
1991 2 concerts