Overall Solos
First: 1954, 1955, 1960, 1966, 1985, 1986, 1992, 1998.
Second: 1953, 1990, 1991, 1993, 1996, 1956.
Third: 1959, 1961 J, 1967, 1968, 1969, 1989, 2000, 2009.
500cc Solos
First: 1952, 1953, 1954, 1960, 1966, 1985, 1986, 2009.
Second: 1967, 1968, 1969, 1955, 1956, 1961.
Third: 1991, 1992,1998.
350cc Solos
First: 1951, 1956, 1959, 1966, 1974, 1993.
Second: 1955, 1960, 1976, 1985, 1986, 1989, 1992 J.
Third: 1961 , 1982 J, 1996, 1997, 1998, 2000, 2009.
250cc
First: 1985, 1986, 1987, 1989, 1991, 1992, 1993, 1995, 1996, 1997, 1998.
Second: 1969, 1990, 1994, 2000.
RH Sidecars
First: 1951, 1953, 1954, 1956, 1957, 1958, 1961, 1964, 1968, 1972, 1973, 1974, 1977, 1978, 1980, 1986, 1994.
Second: 1955, 1959 J, 1960 J, 1975, 1979, 1992, 1993, 1995.
Third: 1990, 1991, 1996.
500cc Sidecars
First: 1993, 1995, 1996, 2000.
Second: 1988, 1989, 1994.
Third: 1997.