Mus Leijtens has seen concerts during 11 years.

Year   Concerts Seen  
2023 5 concerts
2022 6 concerts
2021 2 concerts
2019 1 concert
2018 2 concerts
2017 2 concerts
2016 1 concert
2015 3 concerts
2014 3 concerts
2013 1 concert
2007 1 concert