1917 04   8.63  -3.48   2.57 
1917 05  18.33   2.80  10.56 
1917 06  21.06   6.26  13.66 
1917 07  29.82  11.60  20.71 
1917 08  25.87   7.99  16.93 
1917 09  19.41   5.18  12.29 
1917 10  10.86  -2.18   4.33 
1917 11  14.97  -2.19   6.39 
1919 01   4.89  -8.22  -1.66 
1919 02  -5.06 -16.25 -10.65 
1952 12   -.11 -10.98  -5.54 
1953 01  -4.28 -16.31 -10.29 
1953 02   2.38 -10.10  -3.86 
1953 03   4.28  -7.65  -1.68 
1953 04   6.70  -3.02   1.83 
1953 05  17.03   2.75   9.89 
1953 06  21.46   7.87  14.66 
1953 07  27.81  10.10  18.95 
1953 08  28.70  10.72  19.71 
1953 09  22.22   5.72  13.96 
1953 10  19.48   1.50  10.49 
1953 11  10.98  -2.41   4.28 
1954 03   -.39 -11.95  -6.17 
1954 04   4.81  -6.47   -.82 
1954 05  17.59   3.90  10.74 
1954 06  20.20   6.37  13.28 
1954 07  27.85   9.62  18.73 
1954 08  24.70   9.35  17.02 
1954 09  18.60   6.40  12.50 
1954 10  14.87   -.95   6.96 
1954 11  12.33  -1.34   5.49 
1954 12   5.72  -7.07   -.67 
1955 01  -2.00 -12.02  -7.01 
1955 02  -2.50 -11.25  -6.87 
1955 03  -0.04 -10.94  -5.49 
1955 04  12.20   -.44   5.88 
1955 05  17.54   3.15  10.34 
1955 06  23.74   7.57  15.65 
1955 07  25.69  11.91  18.79 
1955 08  28.94   9.13  19.03 
1955 09  19.02   2.71  10.86 
1955 10  15.16   -.39   7.38 
1955 11  -5.18 -16.98 -11.08 
1955 12  -7.10 -18.91 -13.00 
1956 01  -8.72 -18.37 -13.54 
1956 02  -7.33 -18.86 -13.09 
1956 03   0.92  -9.70  -4.39 
1956 04  11.10  -4.15   3.47 
1956 05  19.53   5.04  12.28 
1956 06  23.07   7.52  15.29 
1956 07  25.71  11.09  18.40 
1956 08  25.16  10.02  17.59 
1956 09  20.66   4.81  12.73 
1956 10  12.15   -.11   6.02 
1956 11   7.17  -5.98   0.59 
1956 12  -2.33 -14.22  -8.28 
1957 01 -12.13 -22.24 -17.18 
1957 02  -4.42 -15.66 -10.04 
1957 03   4.92  -6.90   -.98 
1957 04  11.75  -2.22   4.76 
1957 05  22.10   4.82  13.46 
1957 06  22.15   8.22  15.19 
1957 07  29.37   9.41  19.39 
1957 08  23.66   8.67  16.16 
1957 09  22.12   5.04  13.58 
1957 10   8.78  -2.20   3.29 
1957 11   4.19  -6.24  -1.02 
1957 12   2.91  -8.02  -2.55 
1958 01   3.64  -8.68  -2.52 
1958 02  -6.52 -15.65 -11.08 
1958 03  -2.67 -11.75  -7.21 
1958 04  12.07   -.87   5.60 
1958 05  23.19   5.88  14.53 
1958 06  22.68   7.10  14.89 
1958 07  25.89   9.31  17.60 
1958 08  28.94  12.06  20.50 
1958 09  20.17   5.43  12.80 
1958 10  16.58   -.47   8.05 
1958 11   3.32 -10.06  -3.37 
1958 12  -1.69 -11.70  -6.69 
1959 01  -7.97 -20.25 -14.11 
1959 02  -7.61 -19.42 -13.51 
1959 03   6.15  -4.67   0.73 
1959 04  12.49  -2.25   5.12 
1959 05  15.80   1.22   8.51 
1959 06  24.16   8.16  16.16 
1959 07  28.57  10.54  19.55 
1959 08  25.79   7.37  16.58 
1959 09  18.78   3.11  10.94 
1959 10  10.95  -2.79   4.08 
1959 11   1.31  -9.75  -4.22 
1959 12   4.14  -7.90  -1.88 
1960 01  -5.87 -18.39 -12.12 
1960 02  -3.01 -14.63  -8.82 
1960 03   3.13 -11.53  -4.19 
1960 04  12.48   -.92   5.78 
1960 05  18.62   3.89  11.25 
1960 06  23.64   7.44  15.54 
1960 07  32.41  12.71  22.56 
1960 08  26.25  10.27  18.26 
1960 09  22.57   5.06  13.81 
1960 10  16.90   0.96   8.92 
1960 11   2.06  -9.72  -3.83 
1960 12  -1.16 -12.60  -6.88 
1961 01  -0.02 -10.26  -5.14 
1961 02   2.68  -9.00  -3.16 
1961 03   8.43  -3.87   2.28 
1961 04  11.32  -3.84   3.73 
1961 05  19.69   5.75  12.72 
1961 06  29.48  11.64  20.56 
1961 07  28.03  11.69  19.86 
1961 08  30.78  12.33  21.55 
1961 09  17.21   2.25   9.73 
1961 10  13.29   -.10   6.59 
1961 11   2.61  -9.26  -3.32 
1961 12  -6.38 -19.31 -12.84 
1962 01  -3.93 -14.92  -9.42 
1962 02  -6.21 -14.41 -10.31 
1962 03  -1.32 -12.50  -6.91 
1962 04  16.56   0.14   8.34 
1962 05  18.60   4.34  11.47 
1962 06  25.91   9.60  17.76 
1962 07  27.37   9.89  18.63 
1962 08  27.60  10.39  18.99 
1962 09  21.94   4.80  13.37 
1962 10  16.46   2.34   9.41 
1962 11   8.97  -2.84   3.06 
1962 12   2.97 -11.13  -4.08 
1963 01  -7.98 -21.13 -14.55 
1963 02   1.21  -8.09  -3.44 
1963 03   8.64  -3.23   2.70 
1963 04  13.29   -.60   6.34 
1963 05  19.37   4.05  11.71 
1963 06  23.45   9.26  16.35 
1963 07  28.04  10.90  19.47 
1963 08  27.78  10.47  19.12 
1963 09  25.20   8.96  17.08 
1963 10  18.82   3.07  10.94 
1963 11   5.52  -8.10  -1.29 
1963 12  -3.99 -14.44  -9.21 
1964 01  -2.01 -12.78  -7.39 
1964 02   3.61  -6.76  -1.57 
1964 03   1.00 -10.91  -4.95 
1964 04  11.36  -1.70   4.83 
1964 05  18.00   4.81  11.40 
1964 06  23.24   8.39  15.81 
1964 07  29.45  11.24  20.34 
1964 08  25.86   9.26  17.56 
1964 09  15.84   3.95   9.89 
1964 10  17.24   0.95   9.09 
1964 11   3.14  -8.52  -2.69 
1964 12 -13.52 -23.17 -18.34 
1965 01  -9.54 -18.94 -14.24 
1965 02  -3.71 -15.12  -9.41 
1965 03  -3.32 -14.34  -8.83 
1965 04  10.90  -1.16   4.86 
1965 05  17.04   3.08  10.06 
1965 06  20.65   8.66  14.65 
1965 07  26.92  11.70  19.31 
1965 08  27.04  11.32  19.18 
1965 09  12.74   1.04   6.89 
1965 10  18.41   1.84  10.12 
1965 11   0.04 -10.88  -5.42 
1965 12  -3.55 -11.72  -7.63 
1966 01 -13.45 -23.29 -18.37 
1966 02  -3.79 -14.94  -9.36 
1966 03   6.58  -5.70   0.44 
1966 04   9.96  -4.00   2.98 
1966 05  20.40   4.98  12.69 
1966 06  20.81   7.56  14.18 
1966 07  26.99  10.82  18.90 
1966 08  25.79   8.78  17.28 
1966 09  24.30   6.81  15.55 
1966 10  12.55   -.67   5.94 
1966 11   -.54 -11.44  -5.99 
1966 12  -1.99 -11.06  -6.52 
1967 01  -5.91 -17.40 -11.65 
1967 02   -.18 -12.55  -6.36 
1967 03   -.63 -11.31  -5.97 
1967 04   6.07  -6.61   -.26 
1967 05  15.97   2.76   9.36 
1967 06  21.89   7.23  14.56 
1967 07  29.57  10.01  19.79 
1967 08  30.31  10.40  20.35 
1967 09  26.70   7.73  17.21 
1967 10  15.66   0.61   8.13 
1967 11   5.35  -7.66  -1.15 
1967 12  -3.10 -14.93  -9.01 
1968 01  -5.72 -15.86 -10.79 
1968 02   2.28 -11.76  -4.74 
1968 03  10.56  -3.21   3.67 
1968 04  11.13  -2.38   4.37 
1968 05  17.11   2.84   9.97 
1968 06  21.55   7.98  14.76 
1968 07  26.86   9.57  18.21 
1968 08  24.45   8.59  16.52 
1968 09  20.92   5.88  13.40 
1968 10  14.09  -0.04   7.02 
1968 11   5.88  -5.41   0.23 
