Nick Grgas has seen concerts during 18 years.

Year   Concerts Seen  
2023 4 concerts
2022 2 concerts
2019 5 concerts
2018 1 concert
2016 1 concert
2013 1 concert
2012 1 concert
2011 2 concerts
2007 4 concerts
2006 1 concert
2005 1 concert
2004 1 concert
2003 8 concerts
2002 3 concerts
2001 1 concert
2000 4 concerts
1999 4 concerts
1998 1 concert