1950 08 27.53  15.63  21.58 
1950 09 22.90  12.24  17.57 
1950 10 19.03   7.75  13.39 
1950 11  7.07  -2.08   2.49 
1950 12  -.26  -8.47  -4.37 
1951 01  1.91  -6.58  -2.33 
1951 02  1.29  -7.21  -2.96 
1951 03  7.02  -2.96   2.03 
1951 04 12.64   3.15   7.89 
1951 05 20.76  11.30  16.03 
1951 06 26.09  15.58  20.83 
1951 07 28.83  17.54  23.18 
1951 08 27.18  15.75  21.46 
1951 09 24.37  11.90  18.13 
1951 10 20.18   7.37  13.77 
1951 11  5.45  -3.09   1.17 
1951 12  3.41  -6.92  -1.75 
1952 01  2.94  -5.27  -1.16 
1952 02  2.59  -4.41   -.91 
1952 03  5.70  -2.56   1.57 
1952 04 15.06   4.96  10.01 
1952 05 20.18   9.32  14.75 
1952 06 28.89  17.59  23.24 
1952 07 33.45  19.18  26.31 
1952 08 29.21  16.09  22.65 
1952 09 25.91  11.92  18.91 
1952 10 17.04   2.80   9.92 
1952 11 12.31   1.19   6.75 
1952 12 99.99  -3.63 -99.99 
1953 01  3.37  -5.00   -.81 
1953 02  5.59  -5.77    .-8 
1953 03  9.49   -.94   4.27 
1953 04 12.20   2.28   7.24 
1953 05 99.99  10.67 -99.99 
1953 06 28.96  15.55  22.25 
1953 07 29.26  18.12  23.69 
1953 08 27.68  17.33  22.50 
1953 09 25.13  12.48  18.80 
1953 10 19.78   7.74  13.76 
1953 11  9.93   2.81   6.37 
1953 12  4.41  -3.09    .66 
1954 01  1.85  -6.30  -2.22 
1954 02  6.23  -2.00   2.11 
1954 03  6.27  -3.18   1.54 
1954 04 16.62   5.36  10.99 
1954 05 18.82   7.53  13.17 
1954 06 28.09  17.12  22.61 
1954 07 28.16  16.81  22.48 
1954 08 26.56  16.25  21.40 
1954 09 25.18  14.08  19.63 
1954 10 17.53   8.03  12.78 
1954 11  9.63   1.14   5.38 
1954 12  2.63  -3.83   -.59 
1955 01   .58  -6.54  -2.98 
1955 02  2.25  -5.48  -1.61 
1955 03  7.96  -2.35   2.80 
1955 04 18.76   7.20  12.98 
1955 05 22.80  11.55  17.17 
1955 06 25.83  14.54  20.18 
1955 07 31.70  20.83  26.26 
1955 08 29.48  19.48  24.48 
1955 09 25.70  13.26  19.48 
1955 10 18.27   7.75  13.01 
1955 11  8.47  -1.39   3.54 
1955 12  1.26  -5.78  -2.26 
1956 01   .-7  -8.00  -4.03 
1956 02  2.45  -4.90  -1.22 
1956 03  5.54  -3.14   1.19 
1956 04 13.22   2.36   7.79 
1956 05 20.35   9.10  14.72 
1956 06 26.54  16.32  21.43 
1956 07 27.74  17.95  22.84 
1956 09 22.04  11.20  16.62 
1956 10 20.24   8.82  14.53 
1956 11  9.33    .97   5.15 
1956 12  5.75  -1.16   2.29 
1957 01 -2.05  -9.25  -5.65 
1957 02  3.62  -3.70    .-4 
1957 03  7.66  -1.15   3.25 
1957 04 14.17   5.23   9.70 
1957 05 19.95   9.85  14.90 
1957 06 99.99  15.44 -99.99 
1957 07 99.99  17.21 -99.99 
1957 08 27.19  16.45  21.82 
1957 09 22.67  12.55  17.61 
1957 10 15.13   5.67  10.40 
1957 11  9.33    .62   4.97 
1957 12  6.01  -2.52   1.74 
1958 01   .83  -6.16  -2.66 
1958 02 -1.13  -8.75  -4.94 
1958 03  5.44   -.75   2.34 
1958 04 15.51   4.89  10.20 
1958 05 22.19   8.83  15.51 
1958 06 23.27  12.97  18.12 
1958 07 25.53  18.20  21.87 
1958 08 27.12  16.12  21.62 
1958 09 22.64  13.02  17.83 
1958 10 18.75   7.38  13.06 
1958 11 10.98   1.97   6.47 
1958 12 -1.20  -9.20  -5.20 
1959 01  -.75 -10.39  -5.57 
1959 02  2.02  -6.74  -2.35 
1959 03  7.07  -2.65   2.21 
1959 04 14.91   4.29   9.60 
1959 05 22.67  11.71  17.19 
1959 06 27.21  15.95  21.58 
1959 07 28.67  17.79  23.23 
1959 08 30.01  19.94  24.97 
1959 09 25.87  14.55  20.21 
1959 10 15.65   6.71  11.18 
1959 11  7.04  -1.35   2.84 
1959 12  5.02  -1.09   1.96 
1960 01  2.10  -4.54  -1.21 
1960 02  1.75  -5.31  -1.78 
1960 03  2.16  -7.16  -2.50 
1960 04 16.87   5.65  11.26 
1960 05 20.03  10.03  15.03 
1960 06 25.07  14.36  19.71 
1960 07 28.17  16.42  22.29 
1960 08 27.60  18.00  22.80 
1960 09 25.72  14.37  20.04 
1960 10 17.10   6.51  11.80 
1960 11 11.98   1.82   6.89 
1960 12   .84  -8.91  -4.03 
1961 01   .38  -8.87  -4.24 
1961 02  4.81  -4.27    .26 
1961 03  9.35  -2.17   3.59 
1961 04 11.53    .90   6.21 
1961 05 18.86   7.59  13.22 
1961 06 25.85  13.80  19.82 
1961 07 27.44  17.75  22.59 
1961 08 26.85  16.84  21.84 
1961 09 25.30  15.61  20.45 
1961 10 17.96   7.11  12.54 
1961 11 10.39    .85   5.62 
1961 12  2.00  -5.21  -1.60 
1962 01  -.29  -9.17  -4.73 
1962 02   .28  -7.98  -3.85 
1962 03  5.42  -2.01   1.70 
1962 04 15.29   4.42   9.85 
1962 05 23.98  13.85  18.91 
1962 06 25.86  16.26  21.06 
1962 07 26.21  16.43  21.32 
1962 08 27.60  16.23  21.91 
1962 09 21.77  11.59  16.68 
1962 10 17.68   8.22  12.95 
1962 11  8.29   1.11   4.69 
1962 12   .64  -7.56  -3.46 
1963 01 -3.88 -11.85  -7.86 
1963 02 -1.63 -11.96  -6.79 
1963 03  8.13   -.94   3.59 
1963 04 15.41   4.13   9.77 
1963 05 19.62   8.43  14.03 
1963 06 26.82  14.41  20.61 
1963 07 28.08  17.25  22.66 
1963 08 25.55  14.54  20.04 
1963 09 22.77  11.02  16.89 
1963 10 22.65   9.09  15.87 
1963 11 11.71 -99.99 -99.99 
1963 12 -1.45  -8.72  -5.08 
1964 01  3.22  -5.26  -1.02 
1964 02  1.48  -6.48  -2.50 
1964 03  7.18  -2.82   2.17 
1964 04 14.52   4.87   9.69 
1964 05 23.30  11.88  17.59 
1964 06 26.25  15.32  20.78 
1964 07 29.40  18.18  23.79 
1964 08 26.10  14.89  20.49 
1964 09 23.36  12.08  17.72 
1964 10 16.20   4.13  10.16 
1964 11 12.08   2.58   7.33 
1964 12  3.22  -5.39  -1.08 
1965 01   .61 -99.99 -99.99 
1965 02  1.90  -8.09  -3.09 
1965 03  2.60 -99.99 -99.99 
1965 04 12.62 -99.99 -99.99 
1965 05 23.60  12.13  17.86 
1965 06 25.44 -99.99 -99.99 
1965 07 26.75  14.90  20.82 
1965 08 25.50  14.63  20.06 
1965 09 24.30  13.60  18.95 
1965 10 15.64   5.87  10.75 
1965 11 11.00    .78   5.89 
1965 12  6.22  -1.16   2.52 
1966 01 -1.20 -10.07  -5.63 
1966 02  2.28  -6.24  -1.97 
1966 03  8.99  -1.65   3.66 
1966 04 11.95   3.38   7.66 
1966 05 17.95   5.95  11.95 
1966 06 27.55  15.62  21.58 
1966 07 29.22  17.37  23.30 
1966 08 26.70  15.09  20.89 
1966 09 22.43  11.41  16.92 
1966 10 16.56   4.62  10.59 
1966 11  9.72    .71   5.22 
1966 12  2.33  -4.77  -1.22 
1967 01  3.88  -5.37   -.74 
1967 02   .78  -8.64  -3.93 
1967 03  6.70  -2.87   1.91 
1967 04 14.70   4.62   9.66 
1967 05 16.50   6.47  11.48 
1967 06 26.66  16.53  21.59 
1967 07 26.93  16.57  21.75 
1967 09 21.83  10.22  16.02 
1967 10 15.71   6.84  11.27 
1967 11  6.20  -1.02   2.59 
1967 12  3.75  -3.07    .34 
1968 01 99.99  -8.50 -99.99 
1968 05 17.78   6.11  11.94 
1968 06 26.61  15.41  21.01 
1968 08 28.50  18.16  23.33 
1968 09 23.20  12.58  17.89 
1968 10 17.11   6.17  11.64 
1968 11  8.82 -99.99 -99.99 
1968 12 99.99  -9.25 -99.99 
1969 01 99.99  -9.26 -99.99 
1969 02  1.40 -99.99 -99.99 
1969 03  6.75  -3.87   1.44 
1969 04 15.49   1.87   8.68 
1969 05 20.44  10.22  15.33 
1969 06 23.67 -99.99 -99.99 
1969 07 27.24  19.23  23.23 
1969 08 28.95  16.04  22.50 
1969 09 23.18  14.47  18.82 
1969 10 16.24   6.12  11.18 
1969 11  7.80   1.48   4.64 
1969 12  1.13  -5.43  -2.14 
1970 01 -2.80 -10.36  -6.58 
1970 02  1.66  -7.52  -2.93 
1970 03  4.09  -3.14    .47 
1970 04 14.29   5.30   9.79 
1970 05 22.13  10.61  16.36 
1970 06 25.94  15.62  20.78 
1970 07 28.67  18.69  23.68 
1971 06 28.81 -99.99 -99.99 
