J has seen concerts during 24 years.

Year   Concerts Seen  
2024 4 concerts
2023 5 concerts
2022 3 concerts
2018 1 concert
2017 2 concerts
2016 1 concert
2015 2 concerts
2014 1 concert
2013 2 concerts
2012 2 concerts
2011 2 concerts
2010 1 concert
2009 1 concert
2008 2 concerts
2006 3 concerts
2005 3 concerts
2002 2 concerts
2001 3 concerts
2000 3 concerts
1999 3 concerts
1998 3 concerts
1997 3 concerts
1996 2 concerts
1994 1 concert