Martin Stone has seen concerts during 21 years.

Year   Concerts Seen  
2024 1 concert
2023 3 concerts
2022 5 concerts
2021 3 concerts
2019 7 concerts
2018 8 concerts
2016 1 concert
2015 2 concerts
2012 1 concert
2011 2 concerts
2010 1 concert
2009 1 concert
2008 4 concerts
2007 4 concerts
2006 5 concerts
2005 5 concerts
2004 2 concerts
2003 6 concerts
2002 3 concerts
2001 2 concerts
1998 1 concert