Mark Dean has seen concerts during 17 years.

Year   Concerts Seen  
2022 1 concert
2021 2 concerts
2019 1 concert
2017 3 concerts
2015 1 concert
2014 2 concerts
2013 3 concerts
2012 1 concert
2011 5 concerts
2010 5 concerts
2009 7 concerts
2008 5 concerts
2007 3 concerts
2006 6 concerts
2005 4 concerts
2004 3 concerts
2003 1 concert