Mark Sanderson has seen concerts during 36 years.

Year   Concerts Seen  
2024 12 concerts
2023 9 concerts
2022 10 concerts
2021 1 concert
2020 2 concerts
2019 27 concerts
2018 58 concerts
2017 63 concerts
2016 26 concerts
2015 18 concerts
2014 8 concerts
2013 5 concerts
2012 1 concert
2011 1 concert
2008 1 concert
2007 3 concerts
2006 5 concerts
2005 17 concerts
2004 7 concerts
2003 3 concerts
2002 2 concerts
2001 2 concerts
2000 2 concerts
1999 1 concert
1998 5 concerts
1997 4 concerts
1996 10 concerts
1995 1 concert
1990 2 concerts
1989 1 concert
1988 3 concerts
1987 2 concerts
1985 3 concerts
1982 1 concert
1980 1 concert
1978 1 concert