1958 10  12.14   -.34   5.90 
1958 11  -2.65 -11.44  -7.04 
1958 12  -7.87 -16.86 -12.36 
1959 01 -19.37 -26.03 -22.70 
1959 02  -8.68 -18.69 -13.69 
1959 03   3.14  -5.86  -1.36 
1959 04  10.78  -1.07   4.85 
1959 05  14.71   1.70   8.20 
1959 06  19.64   8.55  14.09 
1959 07  24.96  10.72  17.84 
1959 08  18.52   8.26  13.39 
1959 09  13.78   3.91   8.84 
1959 10   4.94 -99.99 -99.99 
1959 11  -2.09 -11.02  -6.56 
1959 12  -1.55  -9.41  -5.48 
1960 01 -10.90 -21.15 -16.02 
1960 02  -8.60 -17.56 -13.08 
1960 03  -4.55 -15.35  -9.95 
1960 04   9.12  -1.77   3.67 
1960 05  14.92   3.12   9.02 
1960 06  18.71   7.38  13.04 
1960 07  25.09  12.00  18.54 
1960 08  21.62   9.99  15.80 
1960 09  17.36   5.23  11.29 
1960 11  -2.63 -11.46  -7.04 
1960 12  -4.48 -13.97  -9.22 
1961 01  -6.97 -16.61 -11.79 
1961 02  -5.18 -15.18 -10.18 
1961 03   -.18  -9.56  -4.87 
1961 04   6.70  -4.57   1.06 
1961 05  17.93   4.67  11.30 
1961 06  24.23  11.24  17.73 
1961 07  22.93  10.90  16.91 
1961 08  26.52  10.85  18.68 
1961 10   8.50  -1.66   3.42 
1961 11  -4.42 -11.73  -8.08 
1961 12 -14.73 -25.70 -20.21 
1962 01  -7.60 -20.48 -14.04 
1962 02 -13.32 -22.60 -17.95 
1962 03  -5.11 -15.93 -10.52 
1962 04   9.35  -2.00   3.67 
1962 05  16.54   3.88  10.21 
1962 06  21.23   9.30  15.26 
1962 07  20.61   9.49  15.05 
1962 08  21.13   9.67  15.40 
1962 09  17.43   4.82  11.12 
1962 11   1.56  -5.74  -2.08 
1962 12  -6.83 -15.95 -11.39 
1963 01 -13.40 -23.76 -18.58 
1963 02  -7.12 -15.60 -11.36 
1963 03   -.44  -8.60  -4.52 
1963 04   8.66  -2.34   3.15 
1963 05  14.76   3.24   9.00 
1963 06  20.70   9.45  15.07 
1963 07  24.26  11.86  18.06 
1963 08  23.62  10.18  16.90 
1963 10  14.50   2.17   8.33 
1963 11  -2.65 -11.23  -6.93 
1963 12  -8.08 -16.86 -12.47 
1964 01  -8.39 -17.11 -12.75 
1964 02  -1.10 -11.12  -6.11 
1964 03  -6.66 -18.46 -12.56 
1964 04   8.85  -2.19   3.33 
1964 05  16.92   5.16  11.04 
1964 06  21.34   8.43  14.88 
1964 07  24.37  11.28  17.82 
1964 08  20.37   9.07  14.72 
1964 10  12.21   0.38   6.29 
1964 11  -1.91 -10.31  -6.11 
1964 12 -16.93 -24.69 -20.81 
1965 01 -14.17 -23.82 -18.99 
1965 02 -10.94 -22.81 -16.87 
1965 03  -6.35 -18.04 -12.20 
1965 04   6.96  -2.59   2.18 
1965 05  15.22   3.45   9.33 
1965 06  19.12   8.64  13.89 
1965 07  24.16  11.92  18.04 
1965 08  23.30  10.64  16.96 
1965 10  13.25   0.67   6.96 
1965 11  -5.73 -12.37  -9.05 
1965 12  -7.46 -15.53 -11.49 
1966 01 -21.11 -29.18 -25.14 
1966 02  -8.60 -19.42 -14.01 
1966 03  -1.53 -10.51  -6.02 
1966 04   5.56  -4.73   0.41 
1966 05  18.49   4.12  11.30 
1966 06  19.26   7.37  13.31 
1966 07  22.51  10.59  16.54 
1966 08  20.23   9.32  14.77 
1966 11  -6.81 -16.54 -11.67 
1966 12  -8.47 -16.08 -12.27 
1967 01 -13.56 -22.70 -18.13 
1967 02  -8.24 -20.19 -14.21 
1967 03  -6.50 -16.51 -11.50 
1967 04   2.99  -6.19  -1.60 
1967 05  15.45   2.91   9.18 
1967 06  18.93   6.85  12.89 
1967 07  23.49  10.26  16.87 
1967 08  25.01  10.72  17.86 
1967 09  22.07   7.64  14.85 
1967 10   7.86   -.73   3.56 
1967 11   -.81  -8.06  -4.43 
1967 12  -8.07 -17.75 -12.91 
1968 01 -99.99 -22.39 -99.99 
1968 02  -6.34 -14.95 -10.64 
1968 03   3.15  -5.54  -1.19 
1968 04   8.60  -2.48   3.06 
1968 05  15.98   2.28   9.13 
1968 06  21.02   8.27  14.64 
1968 07  23.39 -99.99 -99.99 
1968 10   7.93   -.43   3.75 
1968 11   1.33  -6.66  -2.66 
1968 12 -11.86 -99.99 -99.99 
1969 01 -24.20 -32.81 -28.50 
1969 02 -10.13 -18.83 -14.48 
1969 03  -3.73 -13.98  -8.85 
1969 04  11.91   0.68   6.29 
1969 05  15.80   4.23  10.02 
1969 07  21.79  10.58  16.18 
1969 09  15.07   5.10  10.08 
1969 10   4.19  -3.02   0.58 
1969 11   2.30  -7.66  -2.67 
1969 12  -6.64 -13.20  -9.92 
1970 02  -4.73 -14.42  -9.58 
1970 03  -5.36 -15.68 -10.52 
1970 04   7.69  -2.45   2.62 
1970 05  16.42   3.98  10.20 
1970 06  23.99  11.77  17.88 
1970 07  22.36  12.44  17.40 
1970 08  23.44  10.24  16.84 
1970 09  16.12   3.68   9.90 
1970 10   7.65  -1.76   2.94 
1970 11  -6.52 -12.12  -9.32 
1970 12 -15.02 -24.07 -19.54 
1971 01 -17.92 -26.62 -22.27 
1971 02  -5.94 -17.10 -11.52 
1971 03  -4.15 -12.74  -8.44 
1971 04   8.33  -2.08   3.12 
1971 05  19.93   6.22  13.07 
1971 06  19.40   8.92  14.16 
1971 07  21.09  10.20  15.64 
1971 08  24.59  12.34  18.46 
1971 09  14.67   4.16   9.41 
1971 10   8.88  -2.11   3.38 
1971 11  -3.03 -10.32  -6.67 
1971 12 -13.15 -22.20 -17.67 
1972 01 -16.35 -25.88 -21.11 
1972 02 -14.10 -21.96 -18.02 
1972 03  -1.80 -11.62  -6.71 
1972 04   7.20  -3.37   1.91 
1972 05  18.46   5.45  11.95 
1972 06  21.14   9.64  15.39 
1972 07 -99.99   8.85 -99.99 
1972 08  22.92  10.98  16.95 
1972 09   9.39   0.84   5.11 
1972 10   6.06  -3.09   1.48 
1972 11  -1.89  -8.10  -4.99 
1972 12 -15.10 -23.20 -19.15 
1973 01  -9.37 -17.58 -13.47 
1973 02  -8.18 -99.99 -99.99 
1973 03   2.38  -8.96  -3.29 
1973 04 -99.99  -2.80 -99.99 
1973 05  17.37   5.37  11.37 
1973 06  20.89   9.17  15.03 
1973 08  21.56  10.63  16.09 
1973 09  15.29   4.35   9.82 
1974 03  -7.14 -18.67 -12.90 
1974 06  20.77   9.35  15.06 
