1956 01  1.35  -6.65  -2.65 
1956 02  2.23  -7.29  -2.53 
1956 03  3.12  -7.37  -2.12 
1956 04 11.04   -.63   5.20 
1956 05 19.41   4.04  11.72 
1956 06 26.19  12.17  19.18 
1956 07 26.03  13.27  19.65 
1956 08 26.52  13.11  19.81 
1956 09 20.39   8.08  14.23 
1956 10 18.12   3.29  10.70 
1956 11 11.47   -.76   5.35 
1956 12  3.65  -6.28  -1.31 
1957 01 -1.50 -13.96  -7.73 
1957 02  4.98  -7.07  -1.04 
1957 03  6.68  -3.57   1.55 
1957 04 15.72   1.89   8.80 
1957 05 21.20   6.94  14.07 
1957 06 26.88  12.53  19.70 
1957 07 27.90  13.39  20.64 
1957 08 25.70  11.75  18.72 
1957 09 24.74   9.91  17.32 
1957 10 17.18   5.35  11.26 
1957 11 11.54   1.23   6.38 
1957 12  6.48  -3.59   1.44 
1958 01  2.69  -7.07  -2.19 
1958 02   .89 -11.46  -5.28 
1958 03  6.69  -1.40   2.64 
1958 04 14.66   2.21   8.43 
1958 05 17.20   6.06  11.63 
1958 06 21.84   9.02  15.43 
1958 07 26.32  14.93  20.62 
1958 08 26.79  13.50  20.14 
1958 09 22.15   9.54  15.84 
1958 10 14.92   2.92   8.92 
1958 11 10.01   -.82   4.59 
1958 12 -1.23 -12.40  -6.81 
1959 01   .71 -10.76  -5.02 
1959 02   .51 -12.85  -6.17 
1959 03  5.75  -5.56    . 9 
1959 04 13.98    .78   7.37 
1959 05 23.12   7.67  15.39 
1959 06 22.68  10.59  16.63 
1959 07 28.30  15.02  21.66 
1959 08 27.61  14.09  20.85 
1959 09 23.93  10.50  17.21 
1959 10 15.15   4.03   9.59 
1959 11  9.52  -1.16   4.18 
1959 12  3.44  -5.97  -1.26 
1960 01  1.04  -9.31  -4.13 
1960 02  3.67  -6.86  -1.59 
1960 03  3.02  -8.03  -2.50 
1960 04 13.10    .34   6.72 
1960 05 20.68   7.54  14.11 
1960 06 25.37  10.84  18.10 
1960 07 27.57  12.83  20.20 
1960 08 27.28  12.30  19.79 
1960 09 22.23   8.00  15.11 
1960 10 15.59   2.97   9.28 
1960 11 10.33   -.23   5.05 
1960 12  1.52 -10.77  -4.62 
1961 01 -2.08 -13.46  -7.77 
1961 02  3.30  -8.70  -2.69 
1961 03  6.24  -5.36    .43 
1961 04 11.24    .40   5.82 
1961 05 18.65   6.20  12.42 
1961 06 25.46  11.23  18.34 
1961 07 26.87  13.95  20.41 
1961 08 26.63  13.61  20.11 
1961 09 25.92  12.72  19.32 
1961 10 17.65   5.83  11.74 
1961 11  8.81    .22   4.51 
1961 12  1.17  -6.42  -2.62 
1962 01  -.16 -11.23  -5.69 
1962 02  -.79 -12.62  -6.70 
1962 03  7.39  -3.80   1.79 
1962 04 14.37    .15   7.26 
1962 05 18.54   5.09  11.82 
1962 06 25.82  11.87  18.84 
1962 07 25.37  11.75  18.56 
1962 08 26.01  12.74  19.37 
1962 09 19.89   7.94  13.91 
1962 10 15.43   3.26   9.34 
1962 11  8.07  -2.07   3.00 
1962 12  1.32  -9.37  -4.02 
1963 01   .41 -10.61  -5.10 
1963 02  -.71 -12.80  -6.75 
1963 03  6.46  -4.67    .89 
1963 04 13.98    .20   7.08 
1963 05 22.06   5.40  13.73 
1963 06 26.39  11.48  18.93 
1963 07 29.03  14.85  21.94 
1963 08 25.29  11.64  18.46 
1963 09 21.26   7.05  14.15 
1963 10 21.72   5.65  13.68 
1963 11 10.32    .90   5.60 
1963 12 -2.75 -11.89  -7.32 
1964 01  1.11  -8.70  -3.79 
1964 02  1.09  -9.96  -4.43 
1964 03  6.66  -4.76    .94 
1964 04 12.14    .-7   6.03 
1964 05 22.29   6.68  14.48 
1964 06 25.80  10.84  18.32 
1964 07 27.22  14.16  20.68 
1964 08 24.60  10.37  17.48 
1964 09 21.66   7.19  14.42 
1964 10 16.40   2.69   9.54 
1964 11  9.02  -2.13   3.44 
1964 12   .98  -7.82  -3.42 
1965 01 -1.56 -12.17  -6.86 
1965 02   .85 -99.99 -99.99 
1965 03  5.09  -4.50    .29 
1965 04 12.00   -.76   5.62 
1965 05 22.95 -99.99 -99.99 
1965 06 25.70  10.16  17.93 
1965 07 27.76  12.47  20.11 
1965 08 27.81  13.47  20.64 
1965 09 22.69   9.14  15.92 
1965 10 16.36   2.33   9.35 
1965 11  7.27  -2.81   2.23 
1965 12  2.85  -6.92  -2.03 
1966 01   .-5 -11.45  -5.75 
1966 02  2.08  -9.14  -3.52 
1966 03  7.07  -4.58   1.24 
1966 04 12.03  -1.52   5.25 
1966 05 19.23   4.56  11.89 
1966 06 26.14  11.33  18.73 
1966 07 29.25  13.73  21.49 
1966 08 27.44  12.85  20.14 
1966 09 21.55   7.30  14.42 
1966 10 16.61   1.81   9.21 
1966 11 10.74   -.19   5.27 
1966 12  2.57  -7.77  -2.60 
1967 01  2.85  -8.17  -2.66 
1967 02   .52 -13.51  -6.49 
1967 03  4.44  -7.69  -1.62 
1967 04 12.62  -1.10   5.76 
1967 05 16.27   2.10   9.19 
1967 06 26.54  12.69  19.61 
1967 07 27.42  15.46  21.44 
1967 09 22.98   9.31  16.14 
1967 10 16.43   3.76  10.09 
1967 11  5.76  -4.13    .81 
1967 12  3.14  -6.51  -1.68 
1968 01 -1.39 -12.96  -7.17 
1968 02  -.81 -12.85  -6.83 
1968 03  7.28  -4.11   1.58 
1968 04 15.67 -99.99 -99.99 
1968 05 18.82 -99.99 -99.99 
1968 06 22.88  12.00  17.43 
1968 07 29.07  15.39  22.23 
1968 08 26.05  12.79  19.42 
1968 09 23.48  11.14  17.31 
1968 10 17.83   6.19  12.01 
1968 11  5.68  -1.90   1.88 
1968 12  -.12  -7.64  -3.88 
1969 01   .15  -8.64  -4.24 
1969 02   .92  -8.55  -3.81 
1969 03  4.77  -5.34   -.28 
1969 04 14.85    .57   7.71 
1969 05 20.08   5.27  12.67 
1969 06 25.84  12.47  19.15 
1969 07 25.85  14.97  20.41 
1969 08 28.26  15.07  21.66 
1969 09 21.78  10.65  16.21 
1969 10 15.86   3.47   9.66 
1969 11  8.20    .18   4.19 
1969 12   .96  -7.10  -3.07 
1970 01 -4.14 -12.99  -8.56 
1970 02  1.62  -8.80  -3.59 
1970 03  4.11  -4.94   -.41 
1970 04 12.84   1.21   7.02 
1970 05 20.81   8.20  14.50 
1970 06 23.97  12.05  18.01 
1970 07 99.99  16.21 -99.99 
1970 08 25.50  14.87  20.18 
1970 09 20.42  10.89  15.65 
1970 10 14.79   5.15   9.97 
1973 11  8.38    . 4   4.21 
1973 12  4.65  -6.09   -.72 
1974 01   .67 -11.58  -5.45 
1974 03  5.14 -99.99 -99.99 
1974 04 15.90    .-5   7.92 
1974 05 16.71   2.90   9.80 
1974 06 24.04   9.87  16.95 
1974 07 27.31  11.92  19.61 
1974 08 27.99  12.27  20.13 
1974 09 20.18   7.93  14.05 
1974 10 13.51 -99.99 -99.99 
1974 11  9.39  -2.90   3.24 
1974 12  3.46  -7.55  -2.04 
1975 01  2.04 -99.99 -99.99 
1975 02  2.46 -99.99 -99.99 
1975 03  5.32 -99.99 -99.99 
1975 04 11.78  -2.96   4.41 
1975 05 23.46   7.42  15.44 
1975 06 23.03 -99.99 -99.99 
1975 07 28.05  15.19  21.62 
