David Gentry has seen concerts during 13 years.

Year   Concerts Seen  
2017 1 concert
2016 1 concert
2015 1 concert
2014 1 concert
1997 1 concert
1992 2 concerts
1991 1 concert
1990 1 concert
1988 1 concert
1987 1 concert
1986 3 concerts
1985 2 concerts
1980 1 concert