1' 13'' 00 (31/12/1977)
1' 15'' 20 (31/12/1971)
1' 20'' 70 (31/12/1969)
1' 18'' 40 (31/12/1967)
1' 23'' 00 (31/12/1965)
1' 17'' 60 (31/12/1960)
1' 19'' 50 (31/12/1956)
1' 16'' 50 (31/12/1960)
1' 19'' 90 (31/12/1959)
1' 23'' 00 (31/12/1955)
1' 19'' 40 (31/12/1954)
1' 37'' 60 (31/12/1958)