5.7132% 1970 3.255934 0.307132 5.5272% 1969 2.707533 0.369340 5.5714% 1968 2.513352 0.397875 5.0148% 1967 4.487337 0.222849 2.5719% 1966 5.224084 0.191421 3.5485% 1965 1.093855 0.914198 2.7360% 1964 4.569209 0.218856 1.5423% 1963 0.654555 1.527755 1.5697% 1962 0.171034 5.846792 2.2421% 1961 4.159793 0.240397 0.9709% 1960
biennials