1937 12  1.04  -8.39  -3.67 
1938 01  1.55  -9.96  -4.20 
1938 02  5.57  -6.60   -.51 
1938 03 14.52    .52   7.52 
1938 04 16.56   4.39  10.47 
1938 05 21.66   9.84  15.75 
1938 06 27.84  14.59  21.21 
1938 07 33.28  17.85  25.56 
1938 08 31.52  18.89  25.20 
1938 09 27.21  13.11  20.16 
1938 10 25.22   8.43  16.82 
1938 11 10.14  -2.43   3.85 
1938 12  4.52  -6.96  -1.22 
1939 01  5.48  -5.18    .15 
1939 02  1.85 -11.74  -4.94 
1939 03  9.87  -2.34   3.76 
1939 04 16.92   3.90  10.41 
1939 05 26.78  12.13  19.45 
1939 06 27.18  16.28  21.73 
1939 07 31.47  18.74  25.10 
1939 08 29.19  16.06  22.62 
1939 09 30.58  13.62  22.10 
1939 10 21.46   5.92  13.69 
1939 11 11.63  -1.39   5.12 
1939 12  7.15  -4.25   1.45 
1940 01 -8.60 -18.82 -13.71 
1940 02   .42  -7.76  -3.67 
1940 03  7.12  -2.33   2.39 
1940 04 15.90   3.65   9.77 
1940 05 22.80   8.54  15.67 
1940 06 28.62  15.78  22.20 
1940 07 31.91  18.26  25.08 
1940 08 27.59  17.03  22.31 
1940 09 26.38  12.81  19.59 
1940 10 24.11   8.47  16.29 
1940 11  7.35  -3.14   2.10 
1940 12  3.25  -5.13   -.94 
1941 01  1.11  -7.21  -3.05 
1941 02  1.46  -7.44  -2.99 
1941 03  8.39  -2.76   2.81 
1941 04 18.60   7.04  12.82 
1941 05 25.22  13.06  19.14 
1941 06 26.45  15.83  21.14 
1941 07 31.58  18.12  24.85 
1941 08 31.54  18.16  24.85 
1941 09 25.97  14.50  20.23 
1941 10 18.57   7.91  13.24 
1941 11 10.53   -.63   4.94 
1941 12  6.30  -3.66   1.32 
1942 01   .60  -9.29  -4.34 
1942 02   .24  -7.90  -3.83 
1942 03  8.71  -1.16   3.77 
1942 04 20.96   6.39  13.67 
1942 05 20.86   9.72  15.29 
1942 06 27.04  15.90  21.47 
1942 07 31.06  18.35  24.70 
1942 08 28.95  17.08  23.01 
1942 09 22.85  11.48  17.16 
1942 10 19.98   5.85  12.91 
1942 11 11.01   -.97   5.02 
1942 12  -.15  -8.21  -4.17 
1943 01  -.42 -11.32  -5.87 
1943 02  7.15  -6.42    .36 
1943 03  7.87  -5.55   1.15 
1943 04 18.79   4.07  11.43 
1943 05 20.96   9.12  15.03 
1943 06 27.65  17.08  22.36 
1943 07 31.39  18.01  24.70 
1943 08 30.52  18.70  24.61 
1943 09 23.08  10.09  16.58 
1943 10 19.08   4.36  11.72 
1943 11  7.48  -3.04   2.22 
1943 12  2.32  -8.53  -3.10 
1944 01  5.98  -6.60   -.30 
1944 02  4.48  -8.01  -1.76 
1944 03  4.80  -5.14   -.16 
1944 04 13.14   2.20   7.67 
1944 05 24.64  12.62  18.62 
1944 06 27.82  16.70  22.26 
1944 07 29.91  16.49  23.20 
1944 08 28.17  16.78  22.47 
1944 09 24.58  12.61  18.59 
1944 10 20.16   6.19  13.17 
1944 11  9.26    .75   5.00 
1944 12 -1.05 -10.54  -5.80 
1945 01  -.36  -9.06  -4.71 
1945 02  2.80  -7.31  -2.25 
1945 03 14.98   1.17   8.08 
1945 04 15.98   3.46   9.71 
1945 05 19.77   7.46  13.61 
1945 06 23.46  12.61  18.03 
1945 07 29.11  16.49  22.80 
1945 08 29.28  16.85  23.06 
1945 09 24.68  11.48  18.08 
1945 10 18.71   4.23  11.48 
1945 11 11.78  -3.05   4.36 
1945 12 -1.86 -12.30  -7.08 
1946 01  2.61  -9.32  -3.35 
1946 02  8.77  -6.27   1.25 
1946 03 16.09   3.40   9.74 
1946 04 19.93   6.41  13.17 
1946 05 20.49   7.70  14.09 
1946 06 29.03  15.18  22.10 
1946 07 30.62  17.24  23.93 
1946 08 27.94  15.42  21.68 
1946 09 24.99  11.03  18.01 
1946 10 20.52   6.65  13.58 
1946 11 10.28  -2.08   4.09 
1946 12  6.71  -7.01   -.15 
1947 01  4.67  -8.67  -1.99 
1947 02   .85 -11.21  -5.18 
1947 03  6.44  -3.74   1.35 
1947 04 16.25   3.99  10.12 
1947 05 20.72   8.18  14.45 
1947 06 25.25  15.15  20.20 
1947 07 29.96  16.79  23.37 
1947 08 34.58  20.42  27.50 
1947 09 28.12  13.67  20.89 
1947 10 23.71  10.54  17.12 
1947 11  6.36  -2.69   1.83 
1947 12  4.21  -6.70  -1.24 
1948 01  -.70 -12.91  -6.80 
1948 02  1.68  -9.10  -3.71 
1948 03  6.63  -5.83    .40 
1948 04 20.76   6.32  13.54 
1948 05 23.08   9.04  16.06 
1948 06 28.02  14.86  21.44 
1948 07 30.65  17.43  24.04 
1948 08 30.04  16.83  23.43 
1948 10 19.81 -99.99 -99.99 
1948 11 10.12   -.25   4.93 
1948 12  3.48  -7.20  -1.85 
1949 01 -2.90 -12.49  -7.69 
1949 02   .34 -10.90  -5.28 
1949 03  8.30  -2.59   2.85 
1949 04 18.39   3.69  11.04 
1949 05 24.36  11.82  18.09 
1949 06 28.45  16.67  22.56 
1949 07 30.65  18.20  24.42 
1949 08 29.83  15.18  22.50 
1949 09 23.13   7.59  15.36 
1949 10 20.93   5.78  13.35 
1949 11 14.27  -1.02   6.62 
1949 12  4.54  -8.10  -1.78 
1950 01  1.07 -11.66  -5.29 
1950 02  3.48  -7.68  -2.09 
1950 03  7.59  -4.58   1.50 
1950 04 14.94   1.21   8.07 
1950 05 23.74   9.92  16.83 
1950 06 27.40  14.56  20.98 
1950 07 26.87  15.25  21.06 
1950 08 26.51  14.65  20.58 
1950 09 24.26  10.93  17.59 
1950 10 22.73   7.25  14.99 
1950 11  8.64  -4.46   2.08 
1950 12  2.57 -10.60  -4.01 
1951 01  1.09 -10.90  -4.90 
1951 02  3.94  -7.79  -1.92 
1951 03  6.37  -5.49    .44 
1951 04 13.31   2.59   7.95 
1951 05 23.12  10.86  16.99 
1951 06 24.44  13.45  18.94 
1951 07 28.91  17.06  22.98 
1951 08 29.44  17.15  23.29 
1951 09 22.43  10.87  16.65 
1951 10 17.33   6.46  11.89 
1951 11  7.28  -5.00   1.14 
1951 12   .48  -9.68  -4.60 
1952 01  2.38  -9.50  -3.56 
1952 02  7.62  -3.43   2.09 
1952 03  6.43  -4.02   1.20 
1952 04 17.61   3.83  10.72 
1952 05 22.79   9.76  16.27 
1952 06 31.61  18.74  25.17 
1952 07 30.31  17.81  24.06 
1952 08 27.05  16.25  21.65 
1952 09 26.82  11.74  19.27 
1952 10 19.70   1.81  10.75 
1952 11 10.68  -2.20   4.24 
1952 12   .89  -6.93  -3.02 
1953 01  1.51  -7.78  -3.13 
1953 02  7.02  -4.61   1.20 
1953 03 10.96   -.63   5.16 
1953 04 14.83   1.74   8.28 
1953 05 22.14   9.59  15.86 
1953 06 31.04  17.29  24.17 
1953 07 32.16  17.42  24.79 
1953 08 30.66  16.12  23.39 
1953 09 28.39  10.97  19.68 
1953 10 23.28   8.06  15.67 
1953 11 13.44   -.25   6.59 
1953 12  6.17  -5.78    .19 
1954 01  1.94 -12.16  -5.10 
1954 02 12.13  -1.58   5.27 
1954 03  8.22  -3.77   2.22 
1954 04 20.87   6.20  13.53 
1954 05 20.71   7.78  14.24 
1954 06 29.26  17.39  23.32 
1954 07 34.53  20.36  27.44 
1954 08 29.49  18.62  24.06 
1954 09 28.35  13.85  21.10 
1954 10 18.33   7.47  12.90 
1954 11 14.05    .79   7.42 
1954 12  4.98  -5.82   -.42 
1955 01 99.99  -9.60 -99.99 
1955 02   . 5 -10.97  -5.46 
1955 03 10.43  -3.76   3.33 
1955 04 22.61 -99.99 -99.99 
1955 05 25.56  11.52  18.54 
1955 06 26.35  14.12  20.23 
1955 07 33.58 -99.99 -99.99 
1955 08 33.25 -99.99 -99.99 
1955 09 28.63 -99.99 -99.99 
1955 10 21.08   6.95  14.01 
1955 11  7.88  -6.71    .58 
1955 12  2.40  -9.25  -3.42 
1956 01   .70 -10.03  -4.66 
1956 02  3.47  -8.59  -2.56 
1956 03 11.92  -3.75   4.08 
1956 04 18.50   1.02   9.76 
1956 05 25.85  12.60  19.22 
1956 06 31.42 -99.99 -99.99 
1956 07 30.57 -99.99 -99.99 
1956 08 31.17  17.66  24.41 
1956 09 29.14  11.30  20.21 
1956 10 24.45   9.17  16.81 
1956 11 10.36  -1.42   4.46 
1956 12  6.15  -5.45    .35 
1957 01 -1.99 -15.09  -8.54 
1957 02  5.62  -5.11    .25 
1957 03 10.27  -2.57   3.85 
1957 04 16.24   4.26  10.25 
1957 05 22.44   9.87  16.15 
1957 06 26.90  14.94  20.92 
1957 07 32.86  20.37  26.62 
1957 08 31.00  17.70  24.35 
1957 09 99.99  10.36 -99.99 
1957 10 15.74   5.31  10.52 
1957 11  7.73  -1.52   3.10 
1957 12  7.18  -4.06   1.56 
1958 01  1.32  -7.94  -3.31 
1958 02 -2.01 -12.33  -7.17 
1958 03  6.37  -2.87   1.75 
1958 04 17.29   3.85  10.57 
1958 05 24.32  10.96  17.64 
1958 06 26.68  14.30  20.49 
1958 07 27.60  17.27  22.43 
1958 08 29.61  17.20  23.41 
1958 09 25.99  12.81  19.40 
1958 10 21.20   5.72  13.46 
1958 11 12.52   -.79   5.86 
1958 12  3.28  -9.39  -3.06 
1959 01 -1.50 -13.26  -7.38 
1959 02  1.98  -8.64  -3.33 
1959 03 10.55   -.92   4.81 
1959 04 17.42   3.50  10.46 
1959 05 23.14  12.18  17.66 
1959 06 28.61  16.04  22.33 
1959 07 28.85  16.42  22.63 
1959 08 30.52  19.09  24.80 
1959 09 23.86  12.22  18.04 
1959 10 16.28   4.55  10.41 
1959 11  7.13  -4.88   1.12 
1959 12  6.58  -2.88   1.84 
1960 01  -.90  -9.26  -5.08 
1960 02 -1.72 -10.10  -5.91 
1960 03   .25  -9.91  -4.83 
1960 04 18.28   5.83  12.05 
1960 05 23.47   9.55  16.51 
1960 06 26.25  15.04  20.64 
1960 07 29.28  16.90  23.09 
1960 08 29.49  17.35  23.42 
1960 09 26.51  13.14  19.82 
1960 10 19.87   6.60  13.23 
1960 11 12.00  -1.16   5.41 
1960 12  4.28  -7.74  -1.72 
1961 01  3.83 -11.11  -3.64 
1961 02  6.66  -5.64    .51 
1961 03  9.42   -.62   4.40 
1961 04 15.32 -99.99 -99.99 
1961 05 21.48   8.72  15.10 
1961 06 26.97  14.08  20.52 
1961 07 29.00  17.62  23.31 
1961 08 28.80  16.33  22.56 
1961 09 22.77  10.63  16.70 
1961 10 20.18   5.74  12.96 
1961 11  8.47  -1.95   3.26 
1961 12 -1.31 -11.59  -6.45 
1962 01 -3.00 -13.84  -8.42 
1962 02  1.04  -7.42  -3.19 
1962 03  6.74  -4.66   1.04 
1962 04 18.45   2.16  10.31 
1962 05 27.69  14.35  21.02 
1962 06 27.36  15.21  21.28 
1962 07 29.03  17.37  23.20 
1962 08 29.57  16.35  22.96 
1962 09 23.88  10.58  17.23 
1962 10 19.69   7.59  13.64 
1962 11 10.84   -.49   5.17 
1962 12  3.44  -7.15  -1.85 
1963 01 -4.89 -15.28 -10.08 
1963 02  3.26  -9.27  -3.00 
1963 03 12.44    .30   6.37 
1963 04 19.49   5.29  12.39 
1963 05 23.62  10.68  17.15 
1963 06 30.51  17.36  23.93 
1963 07 30.85  18.82  24.83 
1963 08 28.71  16.89  22.80 
1963 09 25.37  12.98  19.17 
1963 10 25.54  10.96  18.25 
1963 11 13.63    .33   6.98 
1963 12 -2.41 -14.03  -8.22 
1964 01  5.39  -7.71  -1.16 
1964 02  6.06  -7.53   -.73 
1964 03  9.18  -5.43   1.87 
1964 04 18.58   4.53  11.55 
1964 05 25.58  12.37  18.97 
1964 06 27.11  15.07  21.09 
1964 07 31.69  19.10  25.39 
1964 08 27.99  14.25  21.12 
1964 09 23.71  12.11  17.91 
1964 10 19.20   3.36  11.28 
1964 11 12.38    .-9   6.14 
1964 12  2.56  -9.27  -3.35 
1965 01  1.63 -11.13  -4.75 
1965 02  1.68 -10.59  -4.45 
1965 03  2.10  -7.96  -2.92 
1965 04 18.35   4.29  11.32 
1965 05 25.82  12.60  19.20 
1965 06 26.57  15.38  20.97 
1965 07 28.62  17.48  23.05 
1965 08 28.62  15.46  22.04 
1965 09 22.75  10.65  16.70 
1965 10 20.65   5.90  13.27 
1965 11 12.17  -1.65   5.26 
1965 12  7.89  -3.55   2.17 
1966 01 -2.27 -12.75  -7.51 
1966 02  4.42  -8.82  -2.19 
1966 03 13.08  -1.50   5.79 
1966 04 15.37   1.52   8.44 
1966 05 23.13   7.09  15.11 
1966 06 27.32  14.57  20.94 
1966 07 31.38  19.37  25.38 
1966 08 28.01  14.72  21.36 
1966 09 23.33  10.03  16.68 
1966 10 20.42   4.51  12.46 
1966 11 11.65  -1.74   4.95 
1966 12  2.84  -7.65  -2.40 
1967 01  2.17  -9.54  -3.68 
1967 02  3.88  -9.66  -2.89 
1967 03 13.08   -.97   6.05 
1967 04 18.60   5.26  11.93 
1967 05 21.15   7.73  14.44 
1967 06 26.13  15.47  20.80 
1967 07 29.11  16.12  22.62 
1967 08 28.62  14.43  21.52 
1967 09 23.62  10.67  17.14 
1967 11  9.68  -2.36   3.66 
1967 12  3.50 -99.99 -99.99 
1968 01  -.50 -99.99 -99.99 
1968 02  3.24  -8.22  -2.49 
1968 03 16.15  -1.33   7.41 
1968 04 19.41   4.58  11.99 
1968 05 21.18   8.77  14.97 
1968 06 29.31  17.77  23.54 
1968 07 31.20  19.15  25.17 
1968 08 29.94 -99.99 -99.99 
1968 09 25.59  12.01  18.79 
1968 10 20.93   6.58  13.75 
1968 11  8.05  -2.09   2.97 
1968 12  1.54  -8.96  -3.71 
1969 01 -1.88 -10.77  -6.32 
1969 02  1.94  -5.97  -2.01 
1969 03  6.95  -4.62   1.16 
1969 04 18.71   5.19  11.95 
1969 05 23.68  11.94  17.81 
1969 06 27.05  13.07  20.06 
1969 07 30.77  19.64  25.20 
1969 08 29.67  17.48  23.57 
1969 09 25.95  12.95  19.45 
1969 10 17.19   4.85  11.02 
1969 11 11.80  -1.25   5.27 
1969 12   .91  -7.23  -3.16 
1970 01 -2.08 -13.13  -7.60 
1970 02  8.53  -7.48    .52 
1970 03  7.91  -3.69   2.10 
