3.319879 5.7132% 1970 3.333260 0.300007 5.5272% 1969 5.378369 0.185930 5.5714% 1968 1.502013 0.665773 5.0148% 1967 4.223525 0.236769 2.5719% 1966 5.224084 0.191421 3.5485% 1965 4.224903 0.236692