1963 12 15.97 -21.59 -18.78 
1964 01 21.31 -28.23 -24.77 
1964 02 21.14 -26.87 -24.00 
1964 03 22.47 -30.70 -26.58 
1964 04 -9.59 -18.15 -13.87 
1964 05   .34  -5.79  -2.72 
1964 06  5.79   -.39   2.70 
1964 07 13.28   3.34   8.30 
1964 08 13.44   4.37   8.90 
1965 07 12.85   4.96   8.90 
1965 09  6.01    .73   3.37 
1965 10 -3.86  -9.18  -6.52 
1965 11 -7.39 -13.89 -10.64 
1965 12 17.90 -23.98 -20.93 
1966 01 17.24 -26.76 -22.00 
1966 02 15.35 -24.34 -19.84 
1966 03 13.82 -23.85 -18.83 
1966 04 -2.67 -10.60  -6.63 
1966 05   . 6  -6.81  -3.37 
1966 06  6.83    .46   3.64 
1966 07 12.99   4.16   8.57 
1966 08 15.01   6.35  10.68 
1966 09  8.03   2.81   5.42 
1966 10   .77  -3.38  -1.30 
1966 11 -7.81 -13.73 -10.77 
1966 12 13.84 -20.75 -17.29 
1967 01 21.50 -27.67 -24.58 
1967 02 29.29 -34.64 -31.96 
1967 03 18.54 -26.56 -22.55 
1967 04 11.33 -19.77 -15.55 
1967 06  6.22   -.13   3.04 
1967 07 12.10   3.26   7.68 
1967 08 10.80   3.82   7.31 
1967 09  5.02   -.41   2.30 
1967 10   .-5  -4.98  -2.52 
1967 11 -6.17 -13.49  -9.83 
1967 12 10.88 -19.37 -15.12 
1968 02 18.76 -27.01 -22.88 
1968 03 17.33 -24.35 -20.84 
1968 04 -6.09 -14.16 -10.12 
1968 05   .40  -5.91  -2.75 
1968 06  6.56    . 3   3.29 
1968 07 12.35   4.52   8.43 
1968 08 10.85   4.03   7.44 
1968 09  9.56   2.62   6.09 
1968 10  3.46    . 7   1.76 
1968 11 -4.44 -10.39  -7.41 
1969 03 17.06 -25.23 -21.14 
1969 06  5.46   -.15   2.65 
1969 07 14.59   5.06   9.82 
1969 08 12.38   4.92   8.65 
1969 09  4.23   -.71   1.76 
1969 10 -1.36  -5.67  -3.51 
1969 11 -4.79 -10.13  -7.46 
1969 12 13.95 -16.75 -15.35 
1970 01 19.69 -23.55 -21.62 
1970 02 23.33 -28.21 -25.77 
1970 03 12.13 -18.06 -15.09 
1970 04 -8.06 -15.19 -11.62 
1970 06  5.58   1.45   3.51 
1970 07 11.33   5.76   8.54 
1970 08 11.59   6.56   9.07 
1970 09  6.02   1.89   3.95 
1970 10  2.20  -1.85    .17 
1970 11 -5.27  -7.80  -6.53 
1971 02 20.15 -24.80 -22.47 
1971 03 -8.64 -16.90 -12.77 
1971 04 -3.39  -9.81  -6.60 
1971 05  1.97  -3.63   -.83 
1971 06  7.61   3.61   5.61 
1971 07 12.30   5.72   9.01 
1971 09  5.73   1.88   3.80 
1971 10  1.88  -1.42    .23 
1971 11 -6.23  -9.45  -7.84 
1972 02 23.14 -31.70 -27.42 
1972 03 17.62 -28.06 -22.84 
1972 04 -7.18 -12.37  -9.77 
1972 06  3.08   -.43   1.32 
1972 08  7.09   1.72   4.40 
1972 09  2.66  -2.64    . 0 
1972 10 -2.62  -6.75  -4.68 
1973 02 22.62 -30.63 -26.62 
1973 03 14.14 -22.86 -18.50 
