Daniel Otis has seen concerts during 14 years.

Year   Concerts Seen  
2022 2 concerts
2019 2 concerts
2018 1 concert
2017 2 concerts
2016 2 concerts
2015 2 concerts
2014 1 concert
2013 1 concert
2011 2 concerts
2010 1 concert
2009 1 concert
2008 1 concert
2007 2 concerts
2006 1 concert