Year   Concerts Seen  
2023 3 concerts
2022 4 concerts
2021 1 concert
2019 2 concerts
2018 3 concerts
2017 4 concerts
2016 1 concert
2015 4 concerts
2014 1 concert
2012 2 concerts
2011 2 concerts
2010 1 concert
2009 1 concert
2007 1 concert
2004 1 concert
2001 1 concert
1998 3 concerts
1997 1 concert
1996 1 concert
1995 1 concert
1994 2 concerts
1993 4 concerts
1992 4 concerts
1991 4 concerts
1988 1 concert
1987 2 concerts