1961 12 -7.03 -16.61 -11.82 
1962 01 11.50 -24.89 -18.19 
1962 02 -7.60 -21.65 -14.62 
1962 03  2.58  -8.74  -3.08 
1962 04  9.31  -5.67   1.82 
1962 05 19.10   4.55  11.82 
1962 06 23.45   8.89  16.17 
1962 07 23.31   8.84  16.07 
1962 08 24.36  10.57  17.46 
1962 09 17.35   5.05  11.20 
1962 10 13.73    .43   7.08 
1962 11  3.81  -3.97    .-8 
1962 12 -5.16 -18.48 -11.82 
1963 01 13.75 -25.67 -19.70 
1963 02 -7.81 -23.85 -15.83 
1963 03  5.56 -10.10  -2.27 
1963 04 12.42  -2.50   4.96 
1963 05 17.45   2.13   9.79 
1963 06 24.64   9.96  17.29 
1963 07 26.33  12.97  19.65 
1963 08 23.79  10.68  17.23 
1963 09 19.90   8.06  13.98 
1963 10 19.14   4.94  12.04 
1963 11  4.42  -5.28   -.42 
1963 12 -9.71 -21.43 -15.57 
1964 01 -4.42 -17.75 -11.09 
1964 02 -2.02 -18.85 -10.43 
1964 03   .14 -14.59  -7.22 
1964 04 11.87  -1.93   4.96 
1964 05 20.01   4.64  12.32 
1964 06 22.36   8.58  15.47 
1964 07 26.49  12.04  19.26 
1964 08 20.29   9.13  14.71 
1964 10 13.29  -1.09   6.10 
1964 11  3.21  -7.41  -2.09 
1964 12 -9.46 -22.31 -15.88 
1965 01 -9.21 -25.36 -17.28 
1965 02 -7.27 -24.10 -15.68 
1965 03 -1.79 -19.48 -10.63 
1965 04  9.68  -2.61   3.54 
1965 08 23.33   8.74  16.03 
1965 09 12.52   2.43   7.47 
1965 10 12.10    .70   6.40 
1965 11  1.42  -9.70  -4.14 
1965 12 -3.08 -11.94  -7.51 
1966 01 14.76 -27.54 -21.15 
1966 02 -5.65 -22.40 -14.02 
1966 03  4.31  -8.22  -1.95 
1966 04  6.51  -4.42   1.04 
1966 05 14.23 -99.99 -99.99 
1966 06 23.33   8.55  15.94 
1966 07 27.18  13.32  20.25 
1966 08 23.08   9.74  16.41 
1966 10 11.87 -99.99 -99.99 
1966 11  -.18 -12.13  -6.15 
1966 12 -7.00 -18.10 -12.55 
1967 01 -8.43 -20.29 -14.36 
1967 02 -8.58 -24.37 -16.47 
1967 03  1.92 -12.10  -5.09 
1967 05 14.66   -.74   6.96 
1967 06 22.43   8.10  15.27 
1967 07 24.80   9.78  17.28 
1967 08 23.81   8.21  16.01 
1968 01 -8.47 -23.08 -15.77 
1971 08 25.47   8.87  17.17 
1971 09 20.12   6.78  13.45 
1971 10 13.49   2.32   7.90 
1971 11   .85  -8.03  -3.59 
1971 12 -5.96 -18.48 -12.21 
1972 01 13.06 -27.74 -20.40 
