10249300 1966 3.82 19.0 1 19660509 0.70 1 19660911 10249300 1967 6.02 52.0 1 19670523 1.00 1 19661125 10249300 1968 3.99 15.0 1 19680529 1.10 5 10249300 1969 10.6 64.0 3 1.10 1 19681220 10249300 1970 3.89 16.0 6 0.49 1 19700814 10249300 1971 4.76 23.0 9 0.80 2 10249300 1972 3.30 11.0 1 19720607 0.70 1 19720811 10249300 1973 7.72 71.0 1 19730516 0.80 1 19721210 10249300 1974 3.94 23.0 2 0.82 1 19740910 10249300 1975 12.9 108 2 1.10 1 19741001 10249300 1976 4.52 23.0 2 1.30 5 10249300 1977 5.39 61.0 1 19770610 1.50 2 10249300 1978 11.3 89.0 1 19780515 1.10 2 10249300 1979 9.50 74.0 1 19790523 2.20 6 10249300 1980 6.72 41.0 2 1.70 2 10249300 1981 3.31 15.0 2 0.74 1 19810902 10249300 1982 5.23 29.0 1 19820504 1.10 1 19811001 10249300 1983 20.1 338 1 19830529 2.50 3 10249300 1984 12.8 110 1 19840514 3.70 1 19840929 10249300 1985 5.97 27.0 1 19850510 1.20 2 10249300 1986 4.48 21.0 1 19860521 0.44 1 19860907 10249300 1987 2.84 12.0 1 19870609 0.40 7 10249300 1988 6.89 47.0 1 19880517 1.00 6