Jeff Ham has seen concerts during 13 years.

Year   Concerts Seen  
2024 1 concert
2023 5 concerts
2022 3 concerts
2018 1 concert
2016 1 concert
2015 1 concert
2012 1 concert
2009 1 concert
2005 1 concert
1997 1 concert
1995 1 concert
1991 1 concert
1985 1 concert