Del Griffith has seen concerts during 18 years.

Year   Concerts Seen  
2022 3 concerts
2019 3 concerts
2018 4 concerts
2017 5 concerts
2015 2 concerts
2014 1 concert
2013 1 concert
2010 1 concert
2009 2 concerts
2006 1 concert
2005 2 concerts
1995 1 concert
1992 1 concert
1991 1 concert
1990 6 concerts
1989 5 concerts
1988 5 concerts
1987 2 concerts