Year   Concerts Seen  
2019 1 concert
2018 4 concerts
2016 3 concerts
2015 1 concert
2011 1 concert
2009 2 concerts
2006 1 concert
2005 1 concert
2004 1 concert
2003 2 concerts
2000 1 concert
1998 1 concert
1991 1 concert
1988 1 concert
1984 1 concert
1979 1 concert
1977 1 concert
1976 1 concert