Year   Concerts Seen  
2024 24 concerts
2023 8 concerts
2022 6 concerts
2019 1 concert
2017 1 concert
2006 1 concert
2005 1 concert
2000 3 concerts
1998 1 concert
1997 2 concerts
1995 2 concerts
1993 1 concert
1991 1 concert
1990 2 concerts
1989 3 concerts
1988 11 concerts
1987 5 concerts
1986 2 concerts
1985 1 concert
1984 1 concert
1981 1 concert
1978 1 concert
1970 4 concerts
1969 2 concerts
1968 2 concerts
1967 7 concerts
1966 4 concerts