Hringioggrafir has seen concerts during 14 years.

Year   Concerts Seen  
2022 1 concert
2020 1 concert
2019 2 concerts
2018 1 concert
2017 2 concerts
2016 6 concerts
2015 8 concerts
2014 5 concerts
2013 5 concerts
2012 5 concerts
2011 5 concerts
2010 6 concerts
2009 3 concerts
2008 1 concert