Michael Simmons has seen concerts during 15 years.

Year   Concerts Seen  
2023 17 concerts
2022 13 concerts
2021 4 concerts
2020 2 concerts
2019 14 concerts
2018 13 concerts
2017 5 concerts
2016 4 concerts
2015 5 concerts
2014 4 concerts
2013 9 concerts
2011 2 concerts
2010 4 concerts
2009 2 concerts
2006 1 concert