Michael Hammond has seen concerts during 17 years.

Year   Concerts Seen  
2024 2 concerts
2023 1 concert
2022 1 concert
2019 6 concerts
2018 2 concerts
2017 2 concerts
2016 2 concerts
2015 2 concerts
2014 5 concerts
2013 1 concert
2012 1 concert
2011 2 concerts
2009 1 concert
2007 1 concert
2006 1 concert
2000 2 concerts
1991 1 concert