Derek Jung has seen concerts during 18 years.

Year   Concerts Seen  
2024 43 concerts
2023 57 concerts
2022 37 concerts
2021 19 concerts
2020 8 concerts
2019 38 concerts
2018 28 concerts
2017 35 concerts
2016 21 concerts
2015 25 concerts
2014 28 concerts
2013 44 concerts
2012 30 concerts
2011 11 concerts
2010 3 concerts
2009 3 concerts
2008 2 concerts
2007 2 concerts