Single drum rollers 2015 1,850 h Finland, Kempele, Pohjois-Pohjanmaa
Twin drum rollers 2016 1,000 h Austria
Single drum rollers 2005 3,837 h Germany, Coppenbrügge, Niedersachsen
Single drum rollers 2007 3,125 h Switzerland, Hasle, Luzern
Single drum rollers 2005 2,751 h Germany, Coppenbrügge, Niedersachsen