Year   Concerts Seen  
2022 23 concerts
2021 3 concerts
2020 1 concert
2019 16 concerts
2018 12 concerts
2017 5 concerts
2016 7 concerts
2015 2 concerts
2014 2 concerts
2011 2 concerts
2009 1 concert
2008 1 concert
2007 1 concert
2000 1 concert
1997 1 concert
1996 2 concerts
1993 1 concert
1992 5 concerts
1991 17 concerts
1990 14 concerts
1989 6 concerts
1988 3 concerts
1983 1 concert