Katy has seen concerts during 14 years.

Year   Concerts Seen  
2024 6 concerts
2023 11 concerts
2022 8 concerts
2021 3 concerts
2020 5 concerts
2019 11 concerts
2018 11 concerts
2017 16 concerts
2016 22 concerts
2015 17 concerts
2014 20 concerts
2013 10 concerts
2012 7 concerts
2011 6 concerts