Michael Leis has seen concerts during 16 years.

Year   Concerts Seen  
2024 9 concerts
2023 8 concerts
2022 14 concerts
2021 3 concerts
2019 6 concerts
2018 3 concerts
2017 1 concert
2016 3 concerts
2015 1 concert
2011 1 concert
2010 1 concert
2000 1 concert
1994 1 concert
1993 1 concert
1992 3 concerts
1991 6 concerts