1931 01 -3.50 -13.30  -8.39 
1931 02  1.90  -9.89  -3.99 
1931 03  2.09  -8.60  -3.25 
1931 04 13.70  -2.30   5.70 
1931 05 18.29   3.70  11.00 
1931 06 25.10  11.20  18.15 
1931 07 27.10  13.70  20.40 
1931 08 23.60  11.10  17.35 
1931 09 22.70   9.89  16.29 
1931 10 15.90   3.80   9.84 
1931 11  5.70  -3.90    .89 
1931 12 -1.10  -9.10  -5.10 
1932 01 -5.70 -14.90 -10.29 
1932 02 -4.69 -17.00 -10.85 
1932 03 -3.30 -15.30  -9.30 
1932 04 11.10  -2.20   4.45 
1932 05 19.00   5.40  12.20 
1932 06 25.90  12.00  18.95 
1932 07 26.30  13.30  19.79 
1932 08 25.80  12.30  19.04 
1932 09 19.20   6.50  12.85 
1932 10  9.39   -.30   4.54 
1932 11   .10  -9.70  -4.79 
1932 12 -7.40 -17.70 -12.55 
1933 01 -4.60 -16.20 -10.40 
1933 02 -8.80 -20.90 -14.85 
1933 03  -.40 -11.10  -5.75 
1933 04  9.20  -2.80   3.19 
1933 05 19.00   5.70  12.35 
1933 06 29.00  12.70  20.85 
1933 07 28.20  13.80  21.00 
1933 08 25.10  11.20  18.15 
1933 09 21.00   9.10  15.05 
1933 10  8.89  -1.00   3.94 
1933 11 -1.90  -9.70  -5.80 
1933 12 -9.00 -19.90 -14.45 
1934 01 -6.20 -15.60 -10.90 
1934 02 -7.20 -19.70 -13.45 
1934 03  -.60 -12.90  -6.75 
1934 04  8.60  -1.80   3.40 
1934 05 23.30   6.30  14.79 
1934 06 23.80  10.60  17.20 
1934 07 26.50  12.40  19.45 
1934 08 23.60   9.89  16.75 
1934 09 16.60   5.80  11.20 
1934 10 13.70   2.60   8.14 
1934 11  4.19  -4.10    . 4 
1934 12 -8.30 -17.60 -12.95 
1935 01 11.50 -21.70 -16.60 
1935 02 -2.30 -12.00  -7.15 
1935 03   .40  -9.70  -4.65 
1935 04  8.39  -3.30   2.54 
1935 05 17.10   3.60  10.35 
1935 06 20.60   8.39  14.50 
1935 07 28.40  15.80  22.10 
1935 08 23.70  12.10  17.90 
1935 09 17.79   5.80  11.79 
1935 10 11.30    .30   5.80 
1935 11 -2.80 -10.70  -6.75 
1935 12 -6.40 -14.60 -10.50 
1936 01 13.40 -23.30 -18.34 
1936 02 14.40 -26.40 -20.40 
1936 03  -.60  -9.70  -5.15 
1936 04  6.20  -5.60    .29 
1936 05 20.80   6.30  13.54 
1936 06 23.10   8.70  15.90 
1936 07 30.60  14.80  22.70 
1936 08 25.40  12.30  18.85 
1936 09 20.80   7.60  14.20 
1936 10  9.00  -2.60   3.20 
1936 11 -1.10 -10.10  -5.60 
1936 12 -4.69 -14.90  -9.79 
1937 01 12.30 -24.90 -18.60 
1937 02 -6.70 -18.29 -12.50 
1937 03   .20 -12.10  -5.95 
1937 04  7.50  -1.40   3.05 
1937 05 19.79   5.70  12.75 
1937 06 23.80  10.60  17.20 
1937 07 26.90  14.20  20.55 
1937 08 27.40  13.90  20.65 
1937 09 18.79   7.30  13.04 
1937 10  9.39    .20   4.79 
1937 11   .70  -7.30  -3.30 
1937 12 -6.70 -17.40 -12.04 
1938 01 -9.89 -19.40 -14.65 
1938 02 -3.70 -13.60  -8.65 
1938 03  6.90  -6.10    .40 
1938 04 10.62  -2.60   4.01 
1938 05 15.76   4.51  10.13 
1938 06 22.97  10.52  16.74 
1938 07 25.62  13.41  19.51 
1938 08 27.22  13.61  20.41 
1938 09 19.93   7.86  13.89 
1938 10 15.89   3.04   9.46 
1938 11  -.18  -8.10  -4.14 
1938 12 -6.40 -14.33 -10.36 
1939 01 -6.35 -15.66 -11.00 
1939 02 -9.47 -21.95 -15.71 
1939 03   .35 -12.49  -6.07 
1939 04  9.60  -3.46   3.07 
1939 05 21.55   6.25  13.90 
1939 06 23.38  10.42  16.90 
1939 07 27.42  14.20  20.81 
1939 08 25.41  12.73  19.07 
1939 09 19.85   7.26  13.55 
1939 10 10.31    .20   5.25 
1939 11  6.02  -5.00    .51 
1939 12   .74  -8.87  -4.06 
1940 01 10.09 -19.95 -15.02 
1940 02 -4.21 -13.40  -8.80 
1940 03 -2.08 -12.49  -7.29 
1940 04  9.18  -2.68   3.25 
1940 05 17.56   3.56  10.56 
1940 06 22.43   8.49  15.46 
1940 07 26.15  13.21  19.68 
1940 08 22.88  11.90  17.39 
1940 09 21.92   8.47  15.19 
1940 10 13.69   3.20   8.44 
1940 11 -1.46  -8.57  -5.01 
1940 12 -4.25 -14.52  -9.38 
1941 01 -6.95 -16.66 -11.80 
1941 02 -6.06 -16.89 -11.47 
1941 03   .29 -10.36  -5.03 
1941 04 14.00   1.73   7.86 
1941 05 21.12   7.26  14.19 
1941 06 23.28  12.07  17.67 
1941 07 26.85  15.04  20.94 
1941 08 23.59  12.54  18.06 
1941 09 19.20   8.64  13.92 
1941 10 13.13   2.26   7.69 
1941 11  2.48  -4.88  -1.20 
1941 12 -2.84 -11.13  -6.98 
1942 01 -4.66 -14.63  -9.64 
1942 02 -5.01 -14.73  -9.87 
1942 03  3.89  -5.32   -.71 
1942 04 16.12   1.12   8.62 
1942 05 17.51   4.26  10.88 
1942 06 22.22  10.22  16.22 
1942 07 24.62  12.93  18.77 
1942 08 24.12  12.69  18.40 
1942 09 16.78   6.13  11.45 
1942 10 14.05   1.67   7.86 
1942 11  2.33  -7.61  -2.63 
1942 12 -8.60 -16.50 -12.55 
1943 01 11.42 -21.27 -16.34 
1943 02 -3.76 -16.91 -10.33 
1943 03 -2.32 -14.25  -8.28 
1943 04 10.83  -2.33   4.25 
1943 05 17.25   4.27  10.76 
1943 06 23.83  10.57  17.20 
1943 07 27.56  15.17  21.36 
1943 08 24.63  12.98  18.80 
1943 09 18.08   5.61  11.84 
1943 10 14.91   2.10   8.51 
1943 11  -.62  -7.50  -4.06 
1943 12 -3.62 -14.35  -8.98 
1944 01 -1.75 -11.38  -6.56 
1944 02 -4.42 -17.18 -10.80 
1944 03  -.65 -10.81  -5.73 
1944 04 11.32  -2.46   4.42 
1944 05 19.51   6.70  13.10 
1944 06 23.46  10.59  17.02 
1944 07 24.69  13.16  18.92 
1944 08 24.21  12.65  18.43 
1944 09 17.85   7.98  12.91 
1944 10 15.30   1.49   8.39 
1944 11  3.10  -2.62    .24 
1944 12 -6.24 -14.67 -10.45 
1945 01 -9.20 -18.20 -13.70 
1945 02 -5.14 -15.58 -10.36 
1945 03  7.49  -4.71   1.38 
1945 04  8.76  -3.11   2.82 
1945 05 15.45   1.99   8.72 
1945 06 20.09   8.20  14.14 
1945 07 23.75  11.88  17.81 
1945 08 23.43  12.69  18.06 
1945 09 17.15   6.61  11.88 
1945 10 12.29   -.24   6.02 
1945 11 -1.16  -7.28  -4.22 
1945 12 -8.75 -16.04 -12.40 
1946 01 -8.45 -17.40 -12.92 
1946 02 -8.14 -19.01 -13.57 
1946 03  8.21  -4.50   1.85 
1946 04 12.38   -.19   6.09 
1946 05 17.15   3.91  10.53 
1946 06 22.57   9.93  16.25 
1946 07 25.63  13.19  19.41 
1946 08 22.97  10.97  16.96 
1946 09 18.43   5.56  11.99 
1946 10 11.86    .95   6.40 
1946 11  2.22  -7.35  -2.56 
1946 12 -7.08 -15.99 -11.53 
1947 01 -5.57 -16.92 -11.24 
1947 02 -7.69 -19.23 -13.46 
1947 03   .44 -10.82  -5.19 
1947 04  7.99  -3.52   2.23 
1947 05 15.82   2.31   9.06 
1947 06 20.88   8.77  14.82 
1947 07 26.35  13.52  19.93 
1947 08 26.81  14.56  20.68 
1947 09 18.23   6.97  12.60 
1947 10 17.60   5.44  11.52 
1947 11 -2.36  -8.96  -5.66 
1947 12 -6.60 -14.93 -10.76 
1948 01 -9.72 -20.75 -15.23 
1948 02 -7.17 -19.31 -13.24 
1948 03   .86 -11.31  -5.22 
1948 04 11.71   -.58   5.56 
1948 05 19.24   4.66  11.95 
1948 06 21.54  10.22  15.88 
1948 07 25.77  13.34  19.55 
1948 08 25.10  12.95  19.02 
1948 09 22.77   8.97  15.87 
1948 10 14.57   1.64   8.10 
1948 11  1.73  -5.15  -1.71 
1948 12 -5.41 -15.32 -10.36 
1949 01 -6.98 -17.26 -12.12 
1949 02 -7.67 -20.23 -13.95 
1949 03  -.63 -11.92  -6.27 
1949 04 13.52   -.67   6.42 
1949 05 19.68   4.78  12.23 
1949 06 24.34  11.23  17.78 
1949 07 24.89  14.07  19.48 
1949 08 25.33  13.98  19.65 
1949 09 17.54   5.52  11.53 
1949 10 12.78   3.10   7.93 
1949 11  2.95  -4.50   -.77 
1949 12 -6.21 -16.15 -11.18 
1950 01 12.83 -24.41 -18.61 
1950 02 -5.18 -16.68 -10.93 
1950 03 -2.04 -13.12  -7.58 
1950 04  3.15  -5.63  -1.24 
1950 05 15.73   2.92   9.32 
1950 06 22.58   9.59  16.08 
1950 07 23.56  12.06  17.81 
1950 08 21.63   9.24  15.43 
1950 09 19.66   7.79  13.72 
1950 10 13.23   2.76   7.99 
1950 11 -1.01  -9.39  -5.20 
1950 12 -8.91 -17.95 -13.43 
1951 01 -9.68 -19.61 -14.64 
1951 02 -5.83 -15.73 -10.78 
1951 03 -2.04 -12.20  -7.12 
1951 04  8.63  -2.04   3.29 
1951 05 20.75   7.24  13.99 
1951 06 21.05  10.09  15.57 
1951 07 24.91  13.33  19.11 
1951 08 20.35  11.29  15.82 
1951 09 15.65   6.34  10.99 
1951 10 10.37   1.39   5.88 
1951 11 -1.93 -10.39  -6.16 
1951 12 -8.17 -16.59 -12.38 
1952 01 -8.04 -19.82 -13.93 
1952 02 -1.37 -10.70  -6.03 
1952 03  -.35  -9.71  -5.03 
1952 04 15.38   1.05   8.22 
1952 05 19.36   6.39  12.87 
1952 06 24.03  12.22  18.12 
1952 07 25.14  13.37  19.25 
1952 08 23.10  11.86  17.48 
1952 09 19.57   8.54  14.05 
1952 10 10.50  -1.35   4.57 
1952 11  3.51  -4.94   -.71 
1952 12 -3.24 -10.04  -6.64 
1953 01 -7.35 -16.61 -11.98 
1953 02 -5.10 -16.35 -10.72 
1953 03  1.46  -8.63  -3.58 
1953 04  8.34  -2.34   2.99 
1953 05 18.31   5.08  11.69 
1953 06 23.68  11.30  17.49 
1953 07 24.86  13.13  18.99 
1953 08 24.95  13.98  19.46 
1953 09 17.87   7.13  12.50 
1953 10 17.73   5.05  11.39 
1953 11  5.57  -3.23   1.17 
1953 12 -5.23 -14.45  -9.84 
1954 01 11.11 -21.42 -16.26 
1954 02  1.34  -9.47  -4.06 
1954 03   .13 -11.23  -5.55 
1954 04  8.76  -2.67   3.04 
1954 05 13.74   2.75   8.24 
1954 06 23.37  12.08  17.72 
1954 07 25.39  14.35  19.86 
1954 08 23.08  12.62  17.85 
1954 09 16.77   8.02  12.39 
1954 10 10.73   2.01   6.37 
1954 11  3.89  -3.50    .19 
1954 12 -3.91 -11.02  -7.46 
1955 01 -8.26 -16.98 -12.62 
1955 02 -6.79 -17.99 -12.39 
1955 03 -1.72 -14.56  -8.14 
1955 04 15.08   2.60   8.84 
1955 05 20.75   7.24  13.99 
1955 06 23.45  12.89  18.17 
1955 07 27.31  16.29  21.80 
1955 08 25.90  15.33  20.61 
1955 09 17.78   7.89  12.83 
1955 10 13.45   2.56   8.00 
1955 11 -2.27 -10.71  -6.49 
1955 12 -8.84 -18.14 -13.49 
1956 01 -5.65 -14.98 -10.31 
1956 02 -5.33 -17.26 -11.29 
1956 03  -.33 -12.05  -6.19 
1956 04  7.91  -3.30   2.30 
1956 05 16.94   4.21  10.57 
1956 06 25.06  13.37  19.21 
1956 07 22.90  12.87  17.88 
1956 08 23.16  12.98  18.07 
1956 09 17.19   5.54  11.36 
1956 10 17.01   4.52  10.76 
1956 11  2.79  -5.42  -1.31 
1956 12 -3.98 -14.68  -9.33 
1957 01 11.70 -22.95 -17.32 
1957 02 -5.20 -16.90 -11.04 
1957 03  2.05 -10.56  -4.25 
1957 04 10.66  -1.25   4.70 
1957 05 19.33   5.75  12.54 
1957 06 22.42  10.31  16.36 
1957 07 27.80  14.85  21.32 
1957 08 24.30  13.12  18.70 
1957 09 17.62   7.12  12.37 
1957 10 11.99   2.44   7.21 
1957 11  1.36  -5.26  -1.95 
1957 12 -3.65 -12.56  -8.10 
1958 01 -4.62 -13.46  -9.04 
1958 02 -5.45 -17.16 -11.30 
1958 03  3.85  -6.26  -1.20 
1958 04 13.76    .10   6.93 
1958 05 20.28   4.55  12.41 
1958 06 20.04   8.34  14.19 
1958 07 24.37  13.28  18.82 
1958 08 24.30  12.63  18.46 
1958 09 18.48   8.97  13.73 
1958 10 13.77   3.35   8.56 
1958 11  3.72  -5.85  -1.06 
1958 12 -9.95 -20.17 -15.06 
1959 01 11.21 -21.87 -16.54 
1959 02 -5.21 -17.76 -11.48 
1959 03  3.15  -8.21  -2.53 
1959 04 11.78  -1.25   5.26 
1959 05 19.29   6.55  12.92 
1959 06 24.34  12.10  18.22 
1959 07 26.81  14.52  20.66 
1959 08 26.25  14.76  20.50 
1959 09 19.04   8.68  13.86 
1959 10  8.25    .84   4.54 
1959 11 -3.19 -11.68  -7.43 
1959 12  -.77  -8.62  -4.69 
1960 01 -6.66 -17.31 -11.98 
1960 02 -4.17 -15.38  -9.77 
1960 03 -1.76 -12.74  -7.25 
1960 04 10.13   -.95   4.59 
1960 05 18.93   6.09  12.51 
1960 06 22.57  10.59  16.58 
1960 07 26.54  14.09  20.31 
1960 08 25.67  14.80  20.23 
1960 09 19.60   8.87  14.23 
1960 10 13.43   3.15   8.29 
1960 11  2.90  -4.13   -.61 
1960 12 -6.31 -16.83 -11.57 
1961 01 -8.45 -19.26 -13.85 
1961 02   .50 -10.89  -5.19 
1961 03  5.76  -4.96    .40 
1961 04  7.87  -2.62   2.62 
1961 05 19.39   4.19  11.79 
1961 06 26.39  12.11  19.25 
1961 07 26.84  14.42  20.63 
1961 08 28.07  13.72  20.89 
1961 09 18.98   8.03  13.50 
1961 10 14.07   2.33   8.20 
1961 11  2.21  -6.14  -1.96 
1961 12 -6.85 -13.86 -10.35 
1962 01 10.70 -21.33 -16.01 
1962 02 -7.30 -17.73 -12.51 
1962 03  2.34  -6.84  -2.24 
1962 04  9.49  -2.79   3.35 
