1' 17'' 30 (31/12/1991)
1' 45'' 20 (31/12/1990)
1' 15'' 70 (31/12/1982)
1' 20'' 10 (31/12/1980)
1' 39'' 10 (31/12/1986)
1' 14'' 10 (31/12/1970)
1' 20'' 10 (31/12/1969)
1' 18'' 40 (31/12/1967)
1' 21'' 50 (31/12/1967)
1' 18'' 50 (31/12/1976)
1' 38'' 60 (31/12/1979)