1955 3.777570 0.264720 3.4226% 1954 3.506459 0.285188 1.5421% 1953 1.000000 1.000000 2.9715% 1984 7.584486 0.131848 3.6576% 1983 15.508219 0.064482 3.8998% 1982 11.764779 0.084999 6.3831% 1981 0.939999