1964 07 19.84   6.16  13.00 
1964 08 17.49   6.36  11.92 
1964 09 15.61   4.10   9.85 
1964 10  6.47  -2.64   1.91 
1964 11 -1.00  -9.38  -5.19 
1964 12 12.42 -22.74 -17.58 
1965 01 -6.05 -15.36 -10.70 
1965 02 -5.87 -15.93 -10.90 
1965 03  6.19  -1.77   2.21 
1965 04  9.50  -2.94   3.28 
1965 05 12.22   -.25   5.98 
1965 06 15.53   5.45  10.49 
1965 07 19.04   8.22  13.63 
1965 08 17.27   5.72  11.49 
1965 09 14.65   6.30  10.47 
1965 10  3.18  -7.48  -2.15 
1965 11 -2.69 -12.98  -7.83 
1965 12 -6.37 -18.25 -12.31 
1966 01 -6.31 -17.48 -11.89 
1966 02 -3.54 -15.97  -9.75 
1966 03 -2.40 -13.84  -8.12 
1966 04  8.33  -3.52   2.40 
1966 05 12.32   1.00   6.66 
1966 06 19.74   6.81  13.27 
1966 07 20.39   7.66  14.02 
1966 08 16.50   8.26  12.38 
1966 09 14.27   4.17   9.22 
1966 10  3.88  -3.15    .36 
1966 11 -2.39 -13.23  -7.81 
1966 12 -5.18 -15.37 -10.27 
1967 01 -8.47 -21.30 -14.88 
1967 02 -3.71 -16.04  -9.87 
1967 03  2.49 -10.35  -3.93 
1967 04  7.44  -3.37   2.03 
1967 05 15.72   2.15   8.93 
1967 06 18.45   8.22  13.34 
1967 07 20.20  10.32  15.26 
1967 08 18.95   9.21  14.08 
1967 09 13.53   5.29   9.41 
1967 10  7.33  -4.34   1.49 
1967 11   .89  -6.63  -2.87 
1967 12 -5.24 -14.75  -9.99 
1968 01 -8.53 -16.95 -12.74 
1968 02  -.42  -9.93  -5.17 
1968 03  3.46  -6.15  -1.34 
1968 04  7.04  -4.13   1.45 
1968 06 19.19   4.57  11.88 
