0.721999 1.385043 7.2813% 1977 0.263659 3.792777 6.6558% 1976 4.443633 0.225041 6.4073% 1975 4.458699 0.224281 9.8159% 1974 3.068140 0.325930 9.0909% 1973 3.485887 0.286871 6.4509% 1972 0.736929 1.356982 4.7304%