 Kọ itẹsiwaju fun paragirafi yii - Holmann tun ṣẹgun mẹtala ICF Canoe Sprint World Championships pẹlu wura mẹrin K-1 1000 m: 1990, 1991, 1993, 1995 : , awọn fadaka marun K-1 500 m: 1991, 1995; K-1 1000 m: 1998, 1999; K-1 10000 m: 1993, ati awọn idẹ mẹrin K-1 500 m: 1994, K-1 1000 m: 1994, 1997; K-4 200 m: 1998. 