Ken Mohnkern has seen concerts during 19 years.

Year   Concerts Seen  
2024 1 concert
2022 4 concerts
2021 2 concerts
2019 3 concerts
2018 1 concert
2017 3 concerts
2016 1 concert
2015 2 concerts
2014 2 concerts
2012 1 concert
2010 1 concert
2008 1 concert
1996 1 concert
1990 1 concert
1988 1 concert
1986 1 concert
1981 1 concert
1980 1 concert
1978 1 concert