Jason Grzych has seen concerts during 22 years.

Year   Concerts Seen  
2024 2 concerts
2023 4 concerts
2022 5 concerts
2021 1 concert
2019 3 concerts
2018 4 concerts
2017 5 concerts
2016 3 concerts
2015 7 concerts
2014 4 concerts
2013 3 concerts
2012 1 concert
2011 2 concerts
2010 1 concert
2009 2 concerts
2008 6 concerts
2007 4 concerts
2006 4 concerts
2005 5 concerts
2004 4 concerts
2003 3 concerts
2002 3 concerts