Paul Gray 50 has seen concerts during 12 years.

Year   Concerts Seen  
2012 2 concerts
2010 2 concerts
2008 3 concerts
2007 1 concert
2006 3 concerts
2005 1 concert
2004 2 concerts
2000 3 concerts
1999 1 concert
1997 3 concerts
1995 1 concert
1994 1 concert