Year   Concerts Seen  
2024 1 concert
2018 1 concert
2017 1 concert
2014 1 concert
1991 1 concert
1987 1 concert
1986 1 concert
1985 2 concerts
1984 2 concerts
1983 1 concert
1982 1 concert
1981 1 concert
1980 3 concerts
1979 1 concert
1978 1 concert
1977 2 concerts