Year   Concerts Seen  
2024 2 concerts
2022 1 concert
2019 1 concert
2015 3 concerts
2014 1 concert
2013 1 concert
2011 3 concerts
2010 1 concert
2009 1 concert
2005 1 concert
2002 1 concert
2000 4 concerts
1999 1 concert
1990 1 concert
1987 1 concert
1981 1 concert
1980 1 concert
1979 1 concert
1978 1 concert
1976 1 concert
1975 1 concert
1973 1 concert
1970 1 concert
1969 1 concert