John D. Finn has seen concerts during 11 years.

Year   Concerts Seen  
2022 2 concerts
2021 1 concert
2013 1 concert
2008 1 concert
2007 2 concerts
2006 2 concerts
2005 1 concert
2004 1 concert
2003 3 concerts
2002 2 concerts
2000 1 concert