8.207333 0.121842 6.6558% 1976 0.671275 1.489701 6.4073% 1975 0.241613 4.138850 9.8159% 1974 6.505806 0.153709 9.0909% 1973 1.312991 0.761620 6.4509% 1972 3.661455 0.273115 4.7304% 1971 3.639312 0.274777 5.7132% 1970