13250600 1963 16.0 329 1 19630201 2.30 10 13250600 1964 23.6 390 1 19640401 2.00 8 13250600 1965 36.2 750 1 19641222 2.50 6 13250600 1966 9.42 178 1 19660310 2.60 1 19660713 13250600 1967 17.1 296 1 19670129 1.60 1 19670919 13250600 1968 12.0 306 1 19680221 1.70 1 19680716 13250600 1969 28.9 618 1 19690121 3.50 2 13250600 1970 29.8 597 1 19700127 2.90 1 19700830 13250600 1971 34.3 666 1 19710117 3.70 1 19710912 13250600 1972 30.8 897 1 19720120 2.70 2 13250600 1973 16.1 260 1 19730117 3.00 1 19721208 13250600 1974 33.3 598 1 19740115 2.50 1 19740730 13250600 1975 30.2 595 1 19750213 1.40 1 19750709 13250600 1976 21.4 178 1 19760116 2.30 2 13250600 1977 5.47 18.0 1 19770309 3.00 1 19770817 13250600 1978 36.9 609 1 19771215 2.30 1 19780812 13250600 1979 16.1 407 1 19790213 2.40 3 13250600 1980 29.8 747 1 19800112 2.80 2 13250600 1981 24.9 470 1 19810214 3.50 1 19810812 13250600 1982 51.4 1420 1 19820216 3.70 1 19820807