K9rl has seen concerts during 17 years.

Year   Concerts Seen  
2020 1 concert
2019 12 concerts
2018 10 concerts
2017 8 concerts
2016 5 concerts
2015 3 concerts
2013 1 concert
2012 2 concerts
2011 5 concerts
2008 1 concert
2006 2 concerts
2005 7 concerts
2004 3 concerts
2003 2 concerts
2002 4 concerts
2001 1 concert
2000 1 concert