Year   Concerts Seen  
2022 2 concerts
2019 2 concerts
2018 4 concerts
2017 4 concerts
2016 4 concerts
2015 2 concerts
2014 2 concerts
2013 2 concerts
2012 3 concerts
2009 1 concert
2008 2 concerts
2006 2 concerts
2005 1 concert
2001 1 concert
1999 1 concert
1997 2 concerts
1993 2 concerts
1991 1 concert
1990 2 concerts