Nitrous151 has seen concerts during 16 years.

Year   Concerts Seen  
2019 4 concerts
2018 1 concert
2017 2 concerts
2016 6 concerts
2015 3 concerts
2014 1 concert
2012 1 concert
2010 1 concert
2009 2 concerts
2008 1 concert
2007 2 concerts
2006 2 concerts
2005 1 concert
2004 2 concerts
2003 2 concerts
2002 1 concert