Jeffe has seen concerts during 22 years.

Year   Concerts Seen  
2017 2 concerts
2016 6 concerts
2015 4 concerts
2014 6 concerts
2013 6 concerts
2012 4 concerts
2011 4 concerts
2010 3 concerts
2009 4 concerts
2008 2 concerts
2007 4 concerts
2006 1 concert
2005 1 concert
2004 2 concerts
2003 2 concerts
2002 2 concerts
2001 2 concerts
2000 1 concert
1997 1 concert
1996 1 concert
1995 1 concert
1994 1 concert