Duk has seen concerts during 34 years.

Year   Concerts Seen  
2023 2 concerts
2022 3 concerts
2019 4 concerts
2018 6 concerts
2017 7 concerts
2016 4 concerts
2015 1 concert
2014 2 concerts
2013 3 concerts
2012 4 concerts
2011 3 concerts
2010 2 concerts
2009 2 concerts
2008 1 concert
2007 3 concerts
2006 2 concerts
2005 1 concert
2004 1 concert
2003 2 concerts
2002 7 concerts
2001 2 concerts
2000 3 concerts
1999 3 concerts
1998 2 concerts
1997 2 concerts
1995 2 concerts
1994 2 concerts
1993 4 concerts
1992 3 concerts
1991 5 concerts
1990 2 concerts
1988 3 concerts
1987 2 concerts
1985 2 concerts