Pari gbolohun ti o tẹle: Hoyer tun gba awọn ami ẹyẹ mẹfa ni ICF Canoe Sprint World Championships pẹlu fadaka mẹrin (C-2 1000 m: 1989,
1993; C-2 10000 m: 1991, 1989) ati idẹ meji (C-1 10000 m: 1986, C-2 500 m: 1991).