Sean Marks has seen concerts during 31 years.

Year   Concerts Seen  
2023 3 concerts
2022 1 concert
2019 7 concerts
2018 8 concerts
2017 3 concerts
2016 5 concerts
2015 3 concerts
2014 1 concert
2013 2 concerts
2012 5 concerts
2011 5 concerts
2010 3 concerts
2009 3 concerts
2008 3 concerts
2007 1 concert
2006 4 concerts
2005 3 concerts
2004 1 concert
2003 1 concert
2001 3 concerts
2000 3 concerts
1999 3 concerts
1998 3 concerts
1997 1 concert
1996 4 concerts
1995 1 concert
1994 1 concert
1991 3 concerts
1990 1 concert
1989 3 concerts
1988 1 concert