2020 Hans-Henning Borgelt
German
2021 Ari Christmann
German
2019 Amina Gusner
German
2021 Daniel Vogelmann
German
2020 Wolfgang Groos
2009 Tommy Wosch
2012 Bernd Fischerauer
German
2006 Oliver Rihs
2006 Paul Harather
2009 Jörg Mielich
2003 Martin Gypkens
2004 Stephen Woolley
English
2021 Rüdiger Rudolph
German