Joe Cool has seen concerts during 20 years.

Year   Concerts Seen  
2018 3 concerts
2013 1 concert
2012 4 concerts
2011 6 concerts
2010 4 concerts
2009 3 concerts
2008 3 concerts
2006 2 concerts
2003 3 concerts
2002 1 concert
2001 1 concert
2000 1 concert
1999 4 concerts
1998 2 concerts
1997 2 concerts
1996 2 concerts
1993 1 concert
1992 1 concert
1991 2 concerts
1985 1 concert