Ethan Olson has seen concerts during 11 years.

Year   Concerts Seen  
2024 5 concerts
2023 13 concerts
2022 11 concerts
2021 5 concerts
2020 5 concerts
2019 28 concerts
2018 8 concerts
2017 7 concerts
2016 5 concerts
2015 1 concert
2014 1 concert