8.8650% 1978 0.918569 1.088650 7.2813% 1977 9.614519 0.104009 6.6558% 1976 8.090094 0.123608 6.4073% 1975 0.534717 1.870149 9.8159% 1974 2.297864 0.435187 9.0909% 1973 0.784468 1.274750 6.4509%