1930 12  -2.88  -8.59  -5.73 
1931 01  -1.87  -7.64  -4.75 
1931 02   0.91  -8.51  -3.80 
1931 03   4.82  -4.30   0.26 
1931 04  13.41  -2.20   5.60 
1931 05  20.07   2.30  11.18 
1931 06  19.83   5.13  12.48 
1938 11   -.72  -6.09  -3.40 
1938 12  -1.71  -6.89  -4.30 
1942 01  -2.61  -9.24  -5.92 
1942 02   3.07  -4.67   -.80 
1942 03   7.34  -2.34   2.49 
1942 04  15.04   3.08   9.05 
1942 05  15.31   4.19   9.75 
1942 06  18.78   6.84  12.81 
1942 07  26.06   9.92  17.99 
1942 08  27.67  14.52  21.09 
1942 09  23.44   9.21  16.32 
1942 10  14.64   4.39   9.51 
1942 11   1.72  -4.07  -1.17 
1942 12   2.15  -3.39   -.62 
1943 01  -4.23 -10.82  -7.53 
1943 02   4.89  -3.10   0.89 
1943 03   5.74  -4.27   0.73 
1943 04  13.52   1.02   7.27 
1943 05  14.12   2.14   8.13 
1943 06  19.00   7.71  13.35 
1943 07  25.76   9.35  17.55 
1943 08  23.69   9.35  16.52 
1943 09  23.88  10.40  17.14 
1943 10  13.58   4.17   8.87 
1943 11   3.48   -.97   1.25 
1943 12  -1.41  -4.69  -3.05 
1944 01  -1.40  -6.46  -3.93 
1944 02   2.33  -4.10   -.88 
1944 03   6.69  -1.94   2.37 
1944 04  12.59   3.78   8.18 
1944 05  17.29   7.40  12.34 
1944 06  20.18   9.32  14.75 
1944 07  24.35  10.92  17.63 
1944 08  21.13   9.01  15.07 
1944 09  20.75   8.43  14.59 
1944 10  13.40   5.84   9.62 
1944 11   1.47  -3.12   -.82 
1944 12  -4.31  -8.07  -6.18 
1945 01  -1.27  -5.91  -3.59 
1945 02   1.52  -4.32  -1.40 
1945 03   3.87  -3.55   0.15 
1945 04   8.05   1.39   4.72 
1945 05  17.03   8.35  12.69 
1945 06  20.16   9.76  14.96 
1945 07 -99.99  11.94 -99.99 
1945 08 -99.99  12.51 -99.99 
1945 09 -99.99   8.97 -99.99 
1945 10  13.50   4.10   8.80 
1945 11   1.87  -4.48  -1.30 
1945 12  -2.15  -7.15  -4.65 
1946 01   1.55  -6.49  -2.46 
1946 02   2.59  -5.60  -1.50 
1946 03   7.60  -2.62   2.49 
1946 04  10.70   0.37   5.53 
1946 05  18.26   4.34  11.30 
1946 06  18.12   5.33  11.72 
1946 07  24.27   9.43  16.85 
1946 08  25.30   9.87  17.58 
1946 09  19.49   5.53  12.51 
1946 10 -99.99   -.19 -99.99 
1946 11   2.86  -5.21  -1.17 
1946 12   0.91  -6.61  -2.85 
1947 01  -1.09  -9.22  -5.16 
1947 02   6.06  -4.94   0.55 
1947 03   9.89  -1.03   4.43 
1947 04  14.86   0.50   7.68 
1947 05  20.08   5.41  12.74 
1947 06  17.86   5.59  11.72 
1947 07  24.25   7.90  16.07 
1947 09 -99.99   6.92 -99.99 
1947 10   8.92   0.69   4.80 
1947 11   4.09  -3.35   0.37 
1947 12   0.15  -6.25  -3.05 
1948 01   -.55  -8.58  -4.56 
1948 02   -.30  -8.88  -4.59 
1948 03   3.41  -6.06  -1.32 
1948 04   7.05  -2.23   2.41 
1948 05  12.76   2.31   7.53 
1948 06  21.28   7.70  14.49 
1948 07  21.78   8.18  14.98 
1948 08  20.09   8.35  14.22 
1948 09  17.00   4.50  10.75 
1948 10   8.38   0.12   4.25 
1948 11   0.95  -2.38   -.71 
1948 12  -4.26  -9.28  -6.77 
1949 01  -6.85 -14.54 -10.69 
1949 02  -1.04  -9.35  -5.20 
1949 03   4.86  -4.01   0.42 
1949 04  10.98   0.90   5.93 
1949 05  17.44   4.09  10.76 
1949 06  17.74   4.89  11.31 
1949 07  21.27   8.02  14.64 
1949 08  20.17   7.95  14.06 
1949 09  17.09   6.09  11.59 
1949 10   8.89   -.52   4.18 
1949 11   5.04  -0.06   2.49 
1949 12  -1.50  -7.95  -4.72 
1950 01 -10.93 -17.91 -14.42 
1950 02  -1.31  -7.52  -4.41 
1950 03   3.28  -5.81  -1.26 
1950 04   6.67  -2.05   2.31 
1950 05   9.59   1.54   5.56 
1950 06  18.61   6.30  12.45 
1950 07  23.73   8.20  15.96 
1950 08  23.58   8.66  16.11 
1950 09  20.96   6.70  13.83 
1950 10   7.01   -.51   3.25 
1950 11   2.08  -4.76  -1.33 
1950 12   1.50  -4.40  -1.45 
1951 01  -2.77  -9.07  -5.92 
1951 02   1.52  -7.89  -3.18 
1951 03   2.45  -6.33  -1.94 
1951 04  12.00   -.14   5.93 
1951 05  14.68   2.62   8.64 
1951 06  19.79   6.80  13.29 
1951 07  24.69   9.30  16.99 
1951 08  23.45   8.49  15.97 
1951 09  19.03   6.27  12.65 
1951 10   7.90   0.73   4.31 
1951 11   1.58  -4.34  -1.38 
1951 12  -3.27  -9.32  -6.29 
1952 01  -4.58 -10.37  -7.47 
1952 02   0.19  -7.15  -3.48 
1952 03   4.55  -3.95   0.30 
1952 04  10.94   -.31   5.31 
1952 05  16.11   3.45   9.78 
1952 06  18.21   5.63  11.92 
1952 07  24.98  10.36  17.67 
1952 08  23.37   9.79  16.58 
1952 09  20.66   9.00  14.83 
1952 10  14.47   5.73  10.10 
1952 11   0.97  -3.93  -1.48 
1952 12  -1.29  -5.54  -3.41 
1953 01   2.86  -2.76   0.04 
1953 02   2.57  -3.93   -.68 
1953 03   4.92  -2.47   1.22 
1953 04   8.43   -.14   4.14 
1953 05  14.46   3.15   8.80 
1953 06  15.67   5.14  10.40 
1953 07  23.77   9.96  16.86 
1953 08  22.25  10.25  16.25 
1953 09  18.51   7.41  12.96 
1953 10  10.94   3.20   7.07 
1953 11   3.37  -1.22   1.07 
1953 12   2.27  -3.33   -.52 
1954 01  -3.54  -8.97  -6.25 
1954 02   2.41  -4.46  -1.02 
1954 03   3.01  -6.04  -1.51 
1954 04   6.79  -1.49   2.65 
1954 05  14.91   2.33   8.62 
1954 06  16.07   4.69  10.38 
1954 07  21.95   7.74  14.84 
1954 08  19.69   8.01  13.85 
1954 09  16.09   6.14  11.11 
1954 10   7.21   0.95   4.08 
1954 11   4.15  -0.03   2.06 
1954 12  -2.03  -6.42  -4.22 
1955 01  -1.07  -6.88  -3.97 
1955 02   -.23  -7.36  -3.79 
1955 03   0.85  -6.74  -2.94 
1955 04   5.61  -2.69   1.46 
1955 05  11.26   1.39   6.32 
1955 06  19.04   6.33  12.68 
1955 07  20.79   8.42  14.60 
1955 08  23.40   8.68  16.04 
1955 09  18.36   7.03  12.69 
1955 10   8.10   1.34   4.72 
1955 11  -2.22  -8.68  -5.45 
1955 12  -4.03  -9.58  -6.80 
1956 01  -2.24  -7.44  -4.84 
1956 02  -3.21  -9.85  -6.53 
1956 03   2.19  -4.51  -1.16 
1956 04  10.93   0.82   5.87 
1956 05  17.16   3.42  10.29 
1956 06  16.74   5.00  10.87 
1956 07  25.88   9.82  17.84 
1956 08  22.94   7.60  15.27 
1956 09  17.54   4.98  11.27 
1956 10   7.32   0.74   4.03 
1956 11   0.52  -5.30  -2.39 
1957 01  -7.22 -13.67 -10.44 
1957 03   4.03  -3.53   0.25 
1957 04  10.02   0.43   5.22 
1957 05  19.00   4.88  11.94 
1957 06  19.48   6.72  13.10 
