Johnna Katherine has seen concerts during 12 years.

Year   Concerts Seen  
2023 3 concerts
2022 7 concerts
2021 6 concerts
2020 2 concerts
2019 7 concerts
2018 8 concerts
2017 3 concerts
2016 6 concerts
2015 3 concerts
2014 1 concert
2008 1 concert
2006 1 concert