1955 11   0.42  -6.04  -2.81 
1955 12   -.73  -5.85  -3.29 
1956 01   0.94  -4.09  -1.57 
1956 02   -.57  -7.73  -4.15 
1956 03   5.34  -2.52   1.41 
1956 04  15.17   0.79   7.98 
1956 05  22.36   4.56  13.46 
1956 06  21.44   8.06  14.75 
1956 07  27.86  11.90  19.88 
1956 08  27.14  12.03  19.58 
1956 09  21.49   7.74  14.61 
1956 10  11.15   3.19   7.17 
1956 11   2.83  -1.52   0.65 
1956 12   1.71  -2.83   -.55 
1957 01  -5.32 -10.68  -8.00 
1957 02   0.57  -7.01  -3.22 
1957 03   6.48  -1.88   2.30 
1957 04  14.24   2.00   8.12 
1957 05  22.40   7.74  15.07 
1957 06  22.54  10.96  16.75 
1957 07  25.92  10.86  18.39 
1957 08  23.89   9.29  16.59 
1957 09  22.55   8.39  15.46 
1957 10  10.72   3.13   6.92 
1957 11   5.43   -.66   2.38 
1957 12   3.06  -1.88   0.58 
1958 01   2.09  -1.70   0.19 
1958 02   5.30   0.57   2.93 
1958 03   7.76   -.54   3.61 
1958 04  12.97   2.25   7.61 
1958 05  24.19   8.10  16.14 
1958 06  25.33  11.29  18.31 
1958 07  29.77  13.55  21.66 
1958 08  31.12  14.30  22.71 
1958 09  19.53   7.34  13.43 
1958 10  12.51 -99.99 -99.99 
1958 11   4.17  -1.62   1.27 
1958 12   1.59  -3.54   -.97 
1959 01   0.35  -5.55  -2.60 
1959 02   0.75  -4.92  -2.08 
1959 03   7.00   -.68   3.16 
1959 04  13.83   1.85   7.84 
1959 05  17.42   4.60  11.01 
1959 06  21.39  10.22  15.81 
1959 07  28.43  11.84  20.13 
1959 08  23.56   9.64  16.60 
1959 09  16.84   7.20  12.02 
1959 10  11.66   2.89   7.27 
1959 11   2.70  -4.19   -.74 
1959 12   0.63  -3.41  -1.39 
1960 01  -1.62  -6.76  -4.19 
1960 02   3.11  -3.98   -.43 
1960 07  32.11  13.65  22.88 
1960 08  23.57  11.36  17.46 
1960 09  20.71   6.63  13.67 
1960 10  12.72   4.21   8.46 
1960 11   3.92  -1.00   1.46 
1960 12   0.15  -3.55  -1.70 
1961 01   1.24  -2.90   -.83 
1961 02   4.25   -.16   2.04 
1961 03 -99.99  -0.06 -99.99 
1961 05  18.94   5.69  12.31 
1961 06  27.66  11.45  19.55 
1961 07  28.15  12.51  20.33 
1961 09  19.15   7.04  13.09 
1961 10  10.43 -99.99 -99.99 
1961 11   3.24  -3.59   -.17 
1961 12  -0.04  -5.00  -2.52 
1962 01   -.47  -5.74  -3.10 
1962 02   2.35  -4.05   -.84 
1962 03   6.47  -2.73   1.86 
1962 04  15.65   2.28   8.96 
1962 05  16.37   5.45  10.91 
1962 06  23.32   8.38  15.85 
1962 08  23.28  10.90  17.09 
1962 09  21.20   7.27  14.23 
1962 10  14.01   5.03   9.52 
1962 11   6.42   1.65   4.03 
1962 12   2.06  -1.64   0.20 
1963 01  -3.48  -8.87  -6.17 
1963 02   5.22  -1.62   1.80 
1963 03   9.59   0.04   4.81 
1963 04  13.69   1.98   7.83 
1963 05  19.62   6.28  12.95 
1963 06  22.68  10.09  16.38 
1963 07  24.32  11.20  17.76 
1963 09  23.41   6.69  15.05 
1963 10  14.69   5.89  10.29 
1963 11   5.26   0.47   2.86 
1963 12   0.50  -3.43  -1.46 
1964 01   1.35  -3.23   -.94 
1964 02   3.94  -4.30   -.18 
1964 03   5.16  -3.23   0.96 
1964 04  12.84   0.98   6.91 
1964 05  19.32 -99.99 -99.99 
1964 06  21.96   9.71  15.83 
1964 07  26.26  10.96  18.61 
1964 08  23.56  10.05  16.80 
1964 09  17.78   7.08  12.43 
1964 10  12.64   3.36   8.00 
1964 11   4.59   -.51   2.04 
1964 12  -1.23  -6.50  -3.86 
1965 01   0.58  -3.25  -1.33 
1965 02   2.79  -4.17   -.69 
1965 03   6.53  -3.78   1.37 
1965 04  16.03   2.02   9.02 
1965 05  18.95   4.65  11.80 
1965 06  24.03   9.06  16.54 
1965 07  29.12  12.85  20.98 
1965 08  26.46  13.29  19.87 
1965 09  17.45   6.10  11.77 
1965 10  13.95   4.94   9.44 
1965 11   5.70   0.46   3.08 
1965 12   1.92  -2.51   -.29 
1966 01   0.14  -4.59  -2.22 
1966 02   3.53  -1.86   0.83 
1966 03   6.18  -2.01   2.08 
1966 04  12.96   1.47   7.21 
1966 05  20.02   7.17  13.59 
1966 06  21.91   8.89  15.40 
1966 07  26.36  11.21  18.78 
1966 08  26.18  11.18  18.68 
1966 09  23.92  10.40  17.16 
1966 10  12.97   3.72   8.34 
1966 11   5.61   0.10   2.85 
1966 12   2.73   -.85   0.94 
1967 01   2.79  -2.18   0.30 
1967 02   5.04  -2.11   1.46 
1967 03   6.41  -1.68   2.36 
1967 04  13.37   1.05   7.21 
1967 05  18.84   5.05  11.94 
1967 06  25.51  10.07  17.79 
1967 07  29.68  12.41  21.04 
1967 08  30.86  13.26  22.06 
1967 09  25.17  10.80  17.98 
1967 10  11.95   4.75   8.35 
1967 11   5.50   0.00   2.75 
1967 12   1.11  -4.09  -1.49 
1968 01   0.21  -3.85  -1.82 
1968 02   6.66  -1.84   2.40 
1968 03   9.88   0.58   5.23 
1968 04  12.54   1.61   7.07 
1968 05  18.37   5.32  11.84 
1968 06  21.91   8.89  15.40 
1968 07  28.27  12.40  20.33 
1968 08  23.38  11.56  17.46 
1968 09  19.56   9.00  14.28 
1968 10  11.24   3.20   7.22 
1968 11   5.81   1.11   3.46 
1968 12   -.40  -6.15  -3.27 
1969 01  -4.03  -9.72  -6.87 
1969 02   2.60  -4.10   -.75 
1969 03   8.93  -1.53   3.70 
1969 04  13.80   3.13   8.46 
1969 05  21.37   6.61  13.99 
1969 06  23.07  11.20  17.13 
1969 07  27.03  11.69  19.36 
1969 08  26.81  11.85  19.33 
1969 09  20.20   9.14  14.67 
1969 10  11.65   4.00   7.82 
1969 11   6.87   1.82   4.34 
1969 12   1.63  -1.61   0.00 
1970 01   -.38  -4.92  -2.65 
1970 02   4.94  -1.56   1.69 
1970 03   8.37  -1.93   3.22 
1970 04  11.50   1.56   6.53 
1970 05  20.45   6.01  13.23 
1970 06  25.40  11.92  18.66 
1970 07  28.63  13.83  21.23 
1970 08  30.25  12.35  21.30 
1970 09  18.50   6.57  12.53 
1970 10  11.27   2.20   6.73 
1970 11   5.11   -.81   2.15 
1970 12  -0.02  -4.19  -2.10 
1971 01   0.49  -4.46  -1.98 
1971 02   4.02  -2.08   0.97 
1971 03   5.23  -2.04   1.59 
1971 04  14.15   2.36   8.26 
1971 05  20.59   6.27  13.43 
1971 06  19.98   9.21  14.59 
1971 07  26.85  11.94  19.39 
1971 08  29.90  14.08  21.99 
1971 09  18.57   7.44  13.00 
1971 10  11.81   3.06   7.43 
1971 11   4.66   0.45   2.55 
1971 12  -1.20  -6.52  -3.86 
1972 01  -2.41  -7.80  -5.10 
1972 02   2.59  -2.73  -0.07 
1972 03   8.62   0.09   4.35 
1972 04  12.10   1.14   6.62 
1972 05  20.32   6.13  13.22 
1972 06  21.86  10.05  15.95 
1972 07  25.50  10.39  17.94 
1972 08  28.33  12.80  20.56 
1972 09  17.71   6.50  12.11 
1972 10  12.40   1.80   7.10 
1972 11   5.27   0.72   2.99 
1972 12  -1.19  -5.45  -3.32 
1973 01   -.63  -5.00  -2.81 
1973 02   3.95  -2.31   0.82 
1973 03   9.87   1.20   5.53 
1973 04  14.81   2.20   8.50 
1973 05  20.66   5.66  13.16 
1973 06  22.77   8.56  15.66 
1973 07  29.82  11.63  20.72 
1973 08 -99.99  12.44 -99.99 
1973 09  21.67   9.14  15.40 
1973 10  11.88   4.48   8.18 
1973 11   2.72  -1.37   0.67 
1973 12   2.36  -1.39   0.48 
1974 01   -.18  -5.41  -2.79 
1974 02   4.66  -1.15   1.75 
1974 03   6.84   -.41   3.21 
1974 04  14.13   3.61   8.87 
1974 05  17.36   4.94  11.15 
1974 06  26.53  10.39  18.46 
1974 07  26.00  11.80  18.90 
1974 08  26.03  11.69  18.86 
1974 09  21.28   7.83  14.55 
1974 10  15.18   3.03   9.10 
1974 11   5.35   1.00   3.17 
1974 12   2.36  -1.34   0.51 
1975 01   -.81  -5.93  -3.37 
1975 02   0.16  -5.36  -2.60 
1975 03   5.28  -2.08   1.60 
1975 04  12.84   1.30   7.07 
1975 05  19.18   5.92  12.55 
1975 06  21.50   9.34  15.42 
1975 07  28.28  14.79  21.53 
1975 08  22.53  10.71  16.62 
1975 09  21.90   7.96  14.93 
1975 10  10.62   4.23   7.42 
1975 11   4.17  -1.39   1.39 
1975 12   1.76  -2.80   -.52 
1976 01   2.25  -2.76   -.25 
1976 02   2.74  -2.46   0.13 
1976 03   5.30  -2.02   1.64 
1976 04  14.23   2.01   8.12 
1976 05  19.33   5.53  12.43 
1976 06 -99.99   7.22 -99.99 
1976 07  24.80  11.01  17.90 
1976 08  22.11  11.38  16.74 
1976 09  21.55   9.38  15.46 
1976 10  12.54   3.05   7.79 
1976 11   5.35   0.04   2.69 
1976 12   2.20  -2.74   -.26 
1977 01  -1.17  -6.51  -3.84 
1977 02   5.32  -1.66   1.83 
1977 03   7.67   -.69   3.49 
1977 04  16.15   0.88   8.51 
1977 05  17.45   4.67  11.06 
1977 06  25.24   7.74  16.49 
1977 07  25.13  10.42  17.77 
1977 08  28.09  12.19  20.14 
1977 09  17.54   6.77  12.16 
1977 10  12.11   2.15   7.13 
1977 11   3.22  -2.77   0.22 
1977 12   -.80  -6.53  -3.66 
1978 01   -.42  -5.71  -3.06 
1978 02   0.82  -4.84  -2.01 
1978 03   7.89  -1.35   3.27 
1978 04  13.72   2.65   8.18 
1978 05  18.46   3.53  11.00 
1978 06  22.07   8.75  15.41 
1978 07  27.02  12.02  19.52 
1978 08  24.10  11.40  17.75 
1978 09  17.33   7.75  12.54 
1978 10  10.98   1.58   6.28 
1978 11   -.67  -4.85  -2.76 
1978 12  -2.55  -8.80  -5.67 
1979 01  -5.58 -12.11  -8.84 
1979 02   1.59  -4.88  -1.64 
1979 03   8.97  -2.40   3.28 
1979 04  14.23   1.30   7.76 
1979 05  18.95   6.06  12.50 
1979 06  24.38   9.89  17.14 
1979 07  26.79  12.47  19.63 
1979 08  28.35  13.65  21.00 
1979 09  21.30   8.78  15.03 
1979 10  15.55   6.56  11.05 
1979 11   4.42   -.60   1.91 
1979 12   3.53  -1.31   1.11 
1980 01   -.82  -4.48  -2.65 
1980 02   2.78  -3.24   -.23 
1980 03   7.10  -1.65   2.72 
1980 04  17.03   3.35  10.19 
1980 05  17.48   7.94  12.71 
1980 06  17.42   9.43  13.42 
1980 07  25.85  11.89  18.87 
1980 08  23.76  10.44  17.10 
1980 09  19.03   7.35  13.19 
1980 10  13.26   4.39   8.82 
1980 11   5.60   0.55   3.07 
1980 12   2.29  -2.87   -.28 
1981 01   2.69  -1.24   0.72 
1981 02   3.61  -2.71   0.44 
1981 03   9.89   0.71   5.30 
1981 04  12.85   1.92   7.38 
1981 05  18.58   6.95  12.76 
1981 06  18.46   8.47  13.47 
1981 07  22.89  10.95  16.92 
1981 08  26.94  12.90  19.92 
1981 09  18.92   7.77  13.34 
1981 10  10.73   1.85   6.29 
1981 11   6.92   2.23   4.57 
1981 12   0.16  -4.69  -2.26 
1982 01   -.45  -5.81  -3.13 
1982 02   1.32  -4.98  -1.83 
1982 03   7.63  -2.05   2.79 
1982 04  13.87   0.48   7.17 
1982 05  19.74   4.77  12.25 
1982 06  22.93  10.78  16.85 
1982 07  22.90  10.48  16.68 
1982 08  25.35  13.69  19.52 
1982 09  20.15   8.47  14.31 
1982 10  12.27   3.63   7.95 
1982 11   3.45  -2.77   0.34 
1982 12   0.26  -4.94  -2.34 
