Year   Concerts Seen  
2020 1 concert
2019 2 concerts
2018 1 concert
2016 1 concert
2014 2 concerts
2012 2 concerts
2010 1 concert
2009 1 concert
2008 1 concert
2004 1 concert
2000 1 concert
1996 2 concerts
1992 2 concerts
1988 1 concert
1985 1 concert
1983 1 concert
1981 1 concert