Caleb Clark has seen concerts during 12 years.

Year   Concerts Seen  
2019 1 concert
2018 1 concert
2017 4 concerts
2016 2 concerts
2015 1 concert
2014 5 concerts
2012 1 concert
2011 1 concert
2010 1 concert
2009 1 concert
2007 2 concerts
2004 1 concert