Trevor has seen concerts during 22 years.

Year   Concerts Seen  
2024 1 concert
2023 12 concerts
2022 9 concerts
2021 3 concerts
2020 3 concerts
2019 15 concerts
2018 15 concerts
2017 17 concerts
2016 22 concerts
2015 17 concerts
2014 9 concerts
2013 11 concerts
2012 5 concerts
2011 2 concerts
2010 4 concerts
2009 3 concerts
2008 14 concerts
2007 9 concerts
2006 9 concerts
2005 10 concerts
2004 4 concerts
2003 3 concerts