1968 0.761620 1.312991 5.0148% 1967 5.279406 0.189415 2.5719% 1966 2.464751 0.405720 3.5485% 1965 2.939244 0.340224 2.7360% 1964 2.860968 0.349532 1.5423% 1963 1.113422 0.898132 1.5697% 1962 2.126656 0.470222 2.2421% 1961 0.154663