Katherine Henderson has seen concerts during 15 years.

Year   Concerts Seen  
2024 17 concerts
2023 19 concerts
2022 14 concerts
2021 8 concerts
2020 2 concerts
2019 13 concerts
2018 6 concerts
2017 12 concerts
2016 10 concerts
2015 9 concerts
2014 6 concerts
2013 1 concert
2012 3 concerts
2011 2 concerts
2010 1 concert