Mark Wohrlin has seen concerts during 14 years.

Year   Concerts Seen  
2022 2 concerts
2018 1 concert
2011 1 concert
2010 1 concert
2009 1 concert
2007 1 concert
2004 1 concert
2001 1 concert
1995 2 concerts
1994 4 concerts
1993 2 concerts
1991 3 concerts
1990 3 concerts
1988 1 concert