1978
6.7
5.9
7
1957
5.8
1958
6.4
1966
5.6
6.5
1959
7.5
6
5
1993
7.4
1962
7.2
1970
5.1
8.1
1974
7.7
1971
5.7
1968
6.2
1960
7.1