Jason Matheny has seen concerts during 20 years.

Year   Concerts Seen  
2023 1 concert
2022 6 concerts
2021 2 concerts
2020 1 concert
2019 8 concerts
2018 8 concerts
2017 12 concerts
2016 5 concerts
2015 10 concerts
2014 13 concerts
2013 23 concerts
2012 26 concerts
2011 17 concerts
2010 12 concerts
2009 18 concerts
2008 8 concerts
2007 13 concerts
2006 2 concerts
2005 4 concerts
1997 1 concert