Buuxi weedha soo socota: Bonsack wuxuu sidoo kale shan billadood ku guuleystay FIL World Luge Championships oo leh hal dahab (labalaab: 1967), laba lacag ah (labalaab: 1965, hal: 1967), iyo laba naxaas ah (hal:
1963, laba jeer: 1969).