0.244195 3.6576% 1983 0.391392 2.554986 3.8998% 1982 0.733776 1.362814 6.3831% 1981 2.685742 0.372337 9.6843% 1980 12.791751 0.078175 9.0330% 1979 5.535222 0.180661 8.8650% 1978 9.626153 0.103884 7.2813% 1977 9.346673 0.106990 6.6558% 1976 4.206683 0.237717 6.4073% 1975 8.352050 0.119731 9.8159% 1974 1.090909 0.916667 9.0909% 1973 3.390489 0.294943 6.4509% 1972 1.795343 0.556996 4.7304% 1971 6.166311 0.162172 5.7132% 1970 0.200193 4.995182 5.5272% 1969 3.061595 0.326627 5.5714% 1968
concerned