1964 10  2.25  -6.05  -1.90 
1964 11 -9.38 -20.97 -15.17 
1964 12 26.26 -36.86 -31.56 
1965 01 20.78 -30.09 -25.43 
1965 02 17.45 -30.73 -24.09 
1965 03  4.77 -11.83  -3.53 
1965 04  5.03  -9.85  -2.41 
1965 05 13.40  -3.28   5.06 
1965 06 22.85   2.54  12.69 
1965 07 21.23   5.55  13.39 
1965 08 19.54   1.73  10.63 
1965 10 -2.39 -15.45  -8.92 
1965 12 16.95 -27.54 -22.24 
1966 08 20.42   1.32  10.87 
1966 09 15.77  -3.43   6.17 
1966 10 -1.48 -12.09  -6.78 
1966 11 12.17 -23.40 -17.78 
1967 01 19.67 -28.44 -24.05 
1967 02 14.84 -25.90 -20.36 
1967 03 -3.97 -17.93 -10.95 
1967 04  6.83  -9.39  -1.28 
1967 05 12.54  -2.48   5.02 
1967 06 23.05   3.41  13.23 
1967 07 21.51   7.89  14.70 
1967 08 21.39   5.17  13.28 
1967 09 14.11  -1.84   6.13 
1967 11 -5.63 -18.12 -11.87 
1967 12 99.99 -22.81 -99.99 
1968 01 17.04 -29.05 -23.04 
1968 02 -5.62 -99.99 -99.99 
1968 03   .88 -12.61  -5.86 
1968 04  5.02 -10.82  -2.90 
1968 05 14.35    .11   7.23 
1968 06 18.54   4.88  11.71 
1968 07 21.57   6.07  13.82 
1968 08 17.60   4.04  10.82 
1968 10 -1.24 -12.08  -6.66 
1968 11 11.04 -20.42 -15.73 
1968 12 21.18 -32.34 -26.76 
1969 01 29.37 -35.54 -32.45 
1969 02 14.78 -27.84 -21.31 
1969 03 -3.05 -20.55 -11.79 
1969 04  7.78  -6.64    .57 
1969 05 14.91  -1.31   6.80 
1969 06 24.71   5.17  14.94 
1969 07 19.87   6.66  13.26 
1969 08 15.31    . 6   7.68 
1969 10  5.87  -5.32    .27 
1969 11 10.79 -18.78 -14.78 
1970 01 21.52 -32.09 -26.81 
1970 02 -5.73 -17.40 -11.56 
1970 04  5.05  -7.88  -1.41 
1970 05 15.45  -1.61   6.92 
1970 06 18.43   4.34  11.38 
1970 07 20.73   5.89  13.31 
1970 08 18.46   3.70  11.08 
1970 10 -3.29 -12.46  -7.87 
1970 11 -5.82 -15.28 -10.55 
1970 12 16.78 -28.37 -22.57 
1971 01 28.31 -39.08 -33.69 
1971 02 10.55 -23.09 -16.82 
1971 03 -9.66 -25.76 -17.70 
1971 04  3.83  -9.79  -2.98 
1971 05 12.52   -.89   5.81 
1971 06 22.06   4.33  13.19 
1971 07 21.41   5.75  13.58 
1971 08 19.09   4.46  11.77 
1971 10  -.20  -9.10  -4.65 
1971 11 13.25 -22.66 -17.95 
1971 12 17.15 -27.68 -22.41 
1972 01 24.03 -32.22 -28.12 
1972 02 17.64 -28.73 -23.18 
1972 03 -8.93 -27.53 -18.23 
1972 04  1.61 -14.73  -6.56 
1972 05 14.53  -1.46   6.53 
1972 06 19.90   4.61  12.25 
1972 07 21.33   6.41  13.87 
1972 08 19.84   4.31  12.07 
1972 10   .76 -10.42  -4.83 
1972 11 10.30 -18.14 -14.21 
1972 12 14.40 -23.43 -18.91 
1973 02 13.09 -27.34 -20.21 
1973 03 -1.53 -18.78 -10.15 
1973 04  7.70  -5.98    .85 
1973 05 15.88  -1.30   7.29 
1973 06 20.16   5.69  12.92 
1973 07 22.45   7.20  14.82 
1973 08 17.61   3.82  10.71 
1973 10   .36  -9.50  -4.57 
1973 11 15.29 -26.34 -20.81 
1973 12 15.73 -23.62 -19.67 
1974 04  9.13  -8.92    .10 
1974 05 17.00  -3.34   6.83 
1975 01 23.28 -32.00 -27.64 
1975 02 13.70 -26.67 -20.18 
1975 03 -3.43 -22.30 -12.86 
1975 04  5.97 -10.12  -2.07 
