Derek J has seen concerts during 25 years.

Year   Concerts Seen  
2024 4 concerts
2023 4 concerts
2022 5 concerts
2019 4 concerts
2018 5 concerts
2017 4 concerts
2016 2 concerts
2015 1 concert
2014 2 concerts
2013 2 concerts
2012 3 concerts
2011 2 concerts
2010 1 concert
2009 1 concert
2008 3 concerts
2007 2 concerts
2006 1 concert
2002 1 concert
1998 1 concert
1997 1 concert
1995 1 concert
1992 3 concerts
1991 1 concert
1990 1 concert
1988 1 concert