Year   Concerts Seen  
2021 1 concert
2019 1 concert
2018 5 concerts
2017 7 concerts
2016 2 concerts
2015 3 concerts
2014 1 concert
2002 1 concert
2000 1 concert
1999 1 concert
1997 2 concerts
1996 1 concert
1995 2 concerts
1994 3 concerts
1993 1 concert
1991 1 concert
1990 1 concert
1989 2 concerts
1988 4 concerts
1987 2 concerts
1986 3 concerts
1985 4 concerts
1984 6 concerts
1983 6 concerts
1982 2 concerts