Gradon has seen concerts during 13 years.

Year   Concerts Seen  
2024 1 concert
2023 1 concert
2022 5 concerts
2019 2 concerts
2017 3 concerts
2016 1 concert
2015 1 concert
2014 2 concerts
2013 1 concert
2012 1 concert
2011 9 concerts
2010 3 concerts
2009 4 concerts