Steffert has seen concerts during 12 years.

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