06339100 1968 6.52 390 1 19680302 0.010 1 19680802 06339100 1969 30.7 1000 1 19690708 0.080 16 06339100 1970 27.5 1130 1 19700509 1.10 2 06339100 1971 30.0 800 1 19710330 0.37 1 19710825 06339100 1972 44.6 2400 1 19720314 0.000 3 06339100 1973 20.7 1160 1 19730303 0.000 16 06339100 1974 10.9 722 1 19740521 0.10 9 06339100 1975 48.1 1790 2 0.050 1 19741001 06339100 1976 12.3 610 1 19760319 0.000 9 06339100 1977 6.61 450 1 19770616 0.010 4 06339100 1978 43.2 1630 1 19780327 0.86 1 19771027 06339100 1979 32.3 1300 1 19790418 0.17 1 19790922 06339100 1980 3.85 194 1 19800612 0.020 4 06339100 1981 3.72 190 1 19810217 0.010 1 19810815 06339100 1982 33.3 1120 1 19820330 0.030 1 19811008 06339100 1983 24.0 1100 1 19830313 0.070 2 06339100 1984 17.5 354 1 19840320 0.010 8 06339100 1985 2.63 45.0 1 19850405 0.010 3 06339100 1986 30.2 1090 1 19860227 0.32 1 19860901 06339100 1987 24.6 1500 1 19870401 0.44 1 19870701 06339100 1988 1.74 35.0 1 19880229 0.000 100