Year   Concerts Seen  
2024 4 concerts
2023 2 concerts
2022 1 concert
2021 1 concert
2013 2 concerts
2012 1 concert
2011 1 concert
2010 1 concert
2006 1 concert
2005 1 concert
2004 3 concerts
2003 1 concert
2002 1 concert
2000 3 concerts
1995 1 concert
1994 2 concerts
1993 1 concert
1990 5 concerts
1989 3 concerts
1988 4 concerts
1987 2 concerts
1985 1 concert
1981 1 concert
1980 1 concert
1979 1 concert
1978 2 concerts
1977 1 concert
1975 1 concert