1966 06 15.27   3.99   9.63 
1966 07 18.70   4.89  11.79 
1966 08 15.21   2.56   8.88 
1966 09 10.69  -2.22   4.23 
1966 10 -1.01 -12.28  -6.64 
1966 11 10.52 -24.60 -17.56 
1966 12 16.29 -29.97 -23.13 
1967 01 17.33 -31.20 -24.26 
1967 02 12.46 -27.83 -20.14 
1967 03 -5.22 -25.31 -15.26 
1967 04  2.44 -14.52  -6.04 
1967 05  9.32  -3.99   2.66 
1967 06 16.81   4.11  10.46 
1967 07 18.28   6.05  12.16 
1967 08 16.48   3.86  10.17 
1967 09 10.36  -2.56   3.90 
1967 10   .46 -13.52  -6.53 
1967 11 -6.46 -19.31 -12.88 
1967 12 15.00 -26.63 -20.81 
1968 01 16.06 -30.46 -23.25 
1968 02 -9.35 -25.71 -17.52 
1968 03 -3.32 -23.33 -13.32 
1968 04   .15 -17.74  -8.79 
1968 05  8.95  -3.36   2.79 
1968 06 14.12   1.79   7.95 
1968 07 17.96   5.98  11.97 
1968 08 16.60   1.34   8.97 
1968 09  8.35  -3.18   2.58 
1968 10 -1.43 -11.45  -6.44 
1968 11 -9.38 -21.61 -15.49 
1968 12 19.45 -32.77 -26.11 
1969 01 22.02 -36.12 -29.07 
1969 02 12.90 -28.23 -20.56 
1969 03 -3.56 -21.44 -12.50 
1969 04  3.65  -9.97  -3.16 
1969 05 10.85  -2.04   4.40 
1969 06 18.68   3.70  11.19 
1969 07 16.46   3.77  10.12 
1969 08 13.10  -1.10   6.00 
1969 09 11.22  -3.32   3.95 
1969 10  2.87  -9.97  -3.55 
1969 11 10.43 -23.61 -17.02 
1969 12 -9.37 -20.45 -14.91 
1970 01 19.45 -33.87 -26.66 
1970 02 -5.64 -19.45 -12.54 
1970 03 -1.12 -19.60 -10.36 
1970 04  1.74 -13.36  -5.81 
1970 05  9.20  -1.77   3.71 
1970 06 13.29   1.67   7.48 
1970 07 15.38   3.45   9.41 
1970 08 14.56   1.38   7.97 
1970 09  6.91  -3.37   1.77 
1970 10 -3.76 -15.75  -9.75 
1970 11 -7.08 -19.70 -13.39 
1970 12 15.65 -28.54 -22.09 
1971 01 23.83 -39.75 -31.79 
1971 02 -9.43 -24.86 -17.15 
1971 03 -8.93 -28.34 -18.63 
1971 04   .92 -15.86  -7.47 
1971 05  5.53  -5.90   -.18 
1971 06 15.62   1.71   8.66 
1971 07 17.45   3.59  10.52 
1971 10 -1.69 -13.16  -7.42 
1971 12 13.27 -29.36 -21.31 
1972 01 19.58 -35.37 -27.47 
1972 03 10.93 -32.96 -21.94 
1972 04 -2.46 -22.90 -12.68 
1972 05  7.68  -4.34   1.66 
1972 06 13.21   1.37   7.29 
1972 10 -1.22 -13.50  -7.36 
1972 12 16.08 -28.55 -22.31 
1973 02 10.74 -30.76 -20.75 
1973 03 -4.91 -24.18 -14.54 
1973 04  3.56 -14.45  -5.44 
1973 05  7.97  -3.35   2.31 
1973 10 -2.54 -13.59  -8.06 
1973 11 11.20 -26.15 -18.67 
1973 12 14.60 -28.65 -21.62 
1974 01 18.87 -32.79 -25.83 
1974 02 13.59 -30.86 -22.22 
1974 03 -8.37 -27.78 -18.07 
