1.724394 6.3831% 1981 0.545118 1.834464 9.6843% 1980 0.753081 1.327879 9.0330% 1979 9.949504 0.100508 8.8650% 1978 9.024727 0.110807 7.2813% 1977 8.308962 0.120352 6.6558% 1976 5.487120 0.182245