Faatumu le fuaiupu lenei: Na manumalo foʻi Schärer i pine e sefulufa i le FIBT World Championships ma auro e fitu (Two-man: 1978, 1979, 1982; Four-man: 1971, 1973, 1975,
1986), tolu siliva (Two-man: 1983, Four-man: 1977, 1978), ma fa apamemea (Two-man: 1981, Four-man: 1979, 1981, 1982). O uluaʻi taʻamilosaga e lua na ia manumalo ai o se tagata tulei i le 'au a le avetaʻavale o René Stadler a o leʻi avea o ia ma avetaʻavale.