Sean Foster has seen concerts during 12 years.

Year   Concerts Seen  
2019 2 concerts
2016 1 concert
2011 1 concert
2010 1 concert
2006 1 concert
2004 1 concert
2003 4 concerts
2002 6 concerts
2001 5 concerts
2000 3 concerts
1999 2 concerts
1998 4 concerts