Nick D has seen concerts during 15 years.

Year   Concerts Seen  
2023 3 concerts
2022 18 concerts
2021 10 concerts
2019 4 concerts
2018 3 concerts
2017 2 concerts
2016 1 concert
2014 1 concert
2012 2 concerts
2011 1 concert
2010 1 concert
2009 2 concerts
2008 2 concerts
2006 2 concerts
2002 1 concert