1948 07 29.89  20.77  25.33 
1948 08 28.91  19.89  24.40 
1948 09 25.97  15.57  20.77 
1948 10 17.99   9.03  13.51 
1948 11 15.76   7.05  11.40 
1948 12  7.41    .35   3.88 
1949 01  8.49   1.09   4.79 
1949 02  8.91    .65   4.77 
1949 03 11.71   1.65   6.68 
1949 04 17.21   7.16  12.19 
1949 05 23.38  12.61  17.99 
1949 06 29.08  18.57  23.82 
1949 07 31.36  21.68  26.52 
1949 08 29.75  19.99  24.87 
1949 09 23.52  14.11  18.81 
1949 10 20.86  12.68  16.77 
1949 11 12.30   3.79   8.04 
1949 12  7.50   -.33   3.58 
1950 01 11.13   2.22   6.67 
1950 02  4.66  -2.02   1.32 
1950 03  8.47   -.47   4.00 
1950 04 14.93   4.58   9.75 
1950 05 20.83  11.53  16.18 
1950 06 26.85  17.11  21.98 
1950 07 29.08  19.92  24.50 
1950 08 28.35  19.36  23.85 
1950 09 22.03  15.35  18.69 
1950 10 20.52  11.62  16.07 
1950 11 13.33   4.87   9.10 
1950 12  5.05  -1.77   1.64 
1951 01  7.03  -2.00   2.51 
1951 02  7.34  -1.22   3.06 
1951 03 10.31   2.36   6.34 
1951 04 17.41   7.85  12.63 
1951 05 23.60  12.64  18.12 
1951 06 26.76  17.46  22.11 
1951 07 30.10  20.75  25.42 
1951 08 29.30  19.67  24.48 
1951 09 25.82  16.28  21.05 
1951 10 20.41  12.10  16.25 
1951 11 11.04   2.43   6.73 
1951 12  8.43   1.09   4.76 
1952 01  7.15    . 0   3.57 
1952 02  7.32    .44   3.88 
1952 03  9.37   1.78   5.57 
1952 04 17.85   9.22  13.53 
1952 05 21.83  12.19  17.01 
1952 06 29.19  18.91  24.05 
1952 07 32.09  22.04  27.07 
1952 08 28.92  20.37  24.65 
1952 09 26.28  16.56  21.42 
1952 10 18.74   8.43  13.59 
1952 11 12.50   5.82   9.16 
1952 12  7.44   1.48   4.46 
1953 01  6.88    .46   3.67 
1953 02  8.56    .69   4.62 
1953 03 11.84   4.26   8.05 
1953 04 16.29   7.90  12.10 
1953 05 23.21  14.14  18.67 
1953 06 28.24  17.61  22.92 
1953 07 31.24  20.67  25.95 
1953 08 30.06  19.54  24.80 
1953 09 26.85  16.86  21.85 
1953 10 21.27  11.29  16.28 
1953 11 13.83   4.91   9.37 
1953 12  8.81   1.86   5.33 
1954 01  5.12  -3.94    .58 
1954 02 10.41    .86   5.63 
1954 03 10.81   1.35   6.08 
1954 04 19.29   8.02  13.66 
1954 05 20.68  12.09  16.38 
1954 06 28.24  17.35  22.79 
1954 07 31.17  19.81  25.49 
1954 08 27.63  19.01  23.32 
1954 09 25.68  16.73  21.20 
1954 10 21.33  12.69  17.01 
1954 11 11.88   4.96   8.42 
1954 12  5.91   -.67   2.62 
1955 01  4.11  -2.40    .85 
1955 02  7.37  -1.91   2.73 
1955 03 11.72   2.63   7.17 
1955 04 18.96   8.22  13.60 
1955 05 24.61  13.27  18.94 
1955 06 26.47  16.21  21.34 
1955 07 33.54  22.79  28.16 
1955 08 30.81  21.73  26.27 
1955 09 25.65  16.82  21.23 
1955 10 21.18  11.64  16.41 
1955 11 12.05   3.52   7.78 
1955 12  3.51  -3.45    . 2 
1956 01  3.97  -2.35    .80 
1956 02  7.82    .36   4.09 
1956 03  8.97    .76   4.86 
1956 04 15.78   5.66  10.71 
1956 05 22.63  11.21  16.92 
1956 06 29.08  18.41  23.74 
1956 07 28.68  19.79  24.24 
1956 08 29.91  19.82  24.86 
1956 09 24.35  14.79  19.57 
1956 10 20.26  10.85  15.55 
1956 11 13.48   5.29   9.38 
1956 12 10.94   3.37   7.15 
1957 01  3.76  -4.61   -.42 
1957 02  7.82    .10   3.96 
1957 03 10.74   2.10   6.42 
1957 04 18.67   7.84  13.25 
1957 05 24.39  12.61  18.50 
1957 06 30.69  19.11  24.90 
1957 07 32.03  20.23  26.13 
1957 08 29.60  18.43  24.01 
1957 09 26.52  17.39  21.95 
1957 10 18.90   8.68  13.79 
1957 11 14.08   5.87   9.97 
1957 12  8.57   1.43   5.00 
1958 01  4.16  -3.01    .57 
1958 02  2.77  -4.81  -1.02 
1958 03  8.97   1.83   5.40 
1958 04 18.59   8.57  13.58 
1958 05 22.81  12.23  17.52 
1958 06 26.82  16.24  21.53 
1958 07 30.72  21.18  25.95 
1958 08 28.73  19.29  24.01 
1958 09 25.66  14.81  20.23 
1958 10 19.25   9.41  14.33 
1958 11 13.45   4.60   9.02 
1958 12  3.76  -4.58   -.40 
1959 01  5.32  -4.31    .50 
1959 02  6.31  -3.28   1.51 
1959 03 11.20   1.09   6.14 
1959 04 19.52   8.04  13.78 
1959 05 25.74  14.09  19.91 
1959 06 29.26  17.68  23.47 
1959 07 29.72  20.66  25.18 
1959 08 30.35  21.27  25.81 
1959 09 27.84  17.20  22.52 
1959 10 20.78  11.76  16.27 
1959 11 12.52   3.33   7.92 
1959 12  7.72   -.36   3.67 
1960 01  5.43  -1.59   1.91 
1960 02  7.08  -1.33   2.87 
1960 03  5.32  -3.78    .77 
1960 04 21.03   7.79  14.41 
1960 05 22.61  12.06  17.33 
1960 06 28.54  18.01  23.27 
1960 07 29.55  19.41  24.48 
1960 08 29.46  20.24  24.84 
1960 09 25.32  16.25  20.78 
1960 10 19.29   9.64  14.47 
1960 11 13.60   5.00   9.30 
1960 12  3.19  -5.18   -.99 
1961 01   .96  -5.98  -2.51 
1961 02  5.84  -2.00   1.92 
1961 03 11.17   1.89   6.53 
1961 04 15.00   5.32  10.16 
1961 05 20.76   9.95  15.35 
1961 06 26.83  17.07  21.95 
1961 07 29.79  20.37  25.08 
1961 08 28.67  19.77  24.22 
1961 09 28.17  19.26  23.71 
1961 10 19.92  10.00  14.96 
1961 11 13.27   5.40   9.33 
1961 12  4.39  -1.77   1.31 
1962 01  4.23  -3.46    .38 
1962 02  3.45  -4.01   -.28 
1962 03 10.54   1.01   5.77 
1962 04 17.08   6.78  11.93 
1962 05 24.95  13.37  19.16 
1962 06 27.86  18.11  22.98 
1962 07 28.59  18.53  23.56 
1962 08 28.21  18.60  23.40 
1962 09 22.86  13.80  18.33 
1962 10 20.19  10.07  15.13 
1962 11 10.81   2.84   6.82 
1962 12  3.26  -4.02   -.38 
1963 01  2.19  -5.62  -1.71 
1963 02  2.35  -6.62  -2.13 
1963 03 11.83   3.14   7.48 
1963 04 18.37   7.14  12.75 
1963 05 21.99  10.48  16.23 
1963 06 28.18  16.69  22.43 
1963 07 30.94  19.45  25.19 
1963 08 28.30  17.89  23.09 
1963 09 23.02  12.97  17.99 
1963 10 22.19  10.14  16.16 
1963 11 14.44   6.01  10.22 
1963 12  1.96  -4.01  -1.02 
1964 01  6.15  -2.58   1.78 
1964 02  4.39  -2.88    .75 
1964 03 11.85   1.59   6.72 
1964 04 15.11   5.55  10.33 
1964 05 24.70  12.95  18.82 
1964 06 29.46  17.54  23.50 
1964 07 30.37  20.29  25.33 
1964 08 28.38  17.79  23.09 
1964 09 25.59  15.32  20.45 
1964 10 17.87   8.21  13.04 
1964 11 15.44   5.60  10.52 
1964 12  6.95    .31   3.63 
1965 01  2.61  -4.25   -.82 
1965 02  6.31  -3.39   1.45 
1965 03  7.96    . 4   4.00 
1965 04 14.42   4.98   9.70 
1965 05 24.94  13.35  19.14 
1965 06 26.96  16.45  21.70 
1965 07 28.98  18.85  23.91 
1965 08 28.66  18.52  23.59 
1965 09 25.89  16.20  21.04 
1965 10 18.03   8.41  13.22 
1965 11 11.60   4.21   7.90 
1965 12  7.65    .16   3.90 
1966 01  2.30  -3.93   -.81 
1966 02  4.01  -2.58    .71 
1966 03 11.60   2.13   6.86 
1966 04 14.13   4.84   9.48 
1966 05 21.48  10.41  15.94 
1966 06 29.57  16.87  23.22 
1966 07 32.50  20.29  26.40 
1966 08 30.47  19.24  24.85 
1966 09 24.00  14.86  19.43 
1966 10 18.79   8.13  13.46 
1966 11 13.64   4.46   9.05 
1966 12  6.35   -.58   2.88 
1967 01  7.15   -.13   3.51 
1967 02  3.50  -4.80   -.65 
1967 03  8.76    .13   4.44 
1967 04 17.48   5.88  11.68 
1967 05 18.81   8.84  13.82 
1967 06 29.12  17.68  23.40 
1967 07 30.00  20.84  25.42 
1967 08 28.45  19.95  24.20 
1967 09 25.31  15.05  20.18 
1967 10 19.71   9.59  14.65 
1967 11 10.90   3.02   6.96 
1967 12  8.09    .73   4.41 
1968 01  2.60  -5.11  -1.25 
1968 02  4.48  -4.31    . 8 
1968 03 12.54   2.25   7.39 
1968 04 19.35   6.95  13.15 
1968 05 20.85  10.57  15.71 
1968 06 27.83  17.00  22.41 
1968 07 30.41  21.03  25.72 
1968 08 31.30  21.45  26.37 
1968 09 28.31  16.56  22.43 
1968 10 20.75  11.02  15.88 
1968 11 12.21   5.84   9.02 
1968 12  5.27  -1.86   1.70 
1969 01  3.27  -3.46    .-9 
1969 02  3.98  -1.75   1.11 
1969 03  9.45    .85   5.15 
1969 04 19.17   8.67  13.92 
1969 05 24.53  13.42  18.97 
1969 06 28.98  18.84  23.91 
1969 07 28.89  20.45  24.67 
1969 08 30.36  21.04  25.70 
1969 09 26.02  16.42  21.22 
1969 10 19.68  10.92  15.30 
1969 11 12.25   4.52   8.38 
1969 12  5.03   -.84   2.09 
1970 01   .10  -7.03  -3.46 
1970 02  5.47  -2.62   1.42 
1970 03  8.01    .95   4.48 
1970 04 16.57   6.31  11.44 
1970 05 24.54  13.23  18.88 
1970 06 27.46  17.59  22.52 
1970 07 29.63  20.56  25.09 
1970 08 30.37  20.54  25.45 
1970 09 27.97  17.57  22.77 
1970 10 20.43  10.25  15.34 
1970 11 12.78   5.31   9.04 
1970 12  6.19   -.82   2.68 
1971 01  3.05  -5.70  -1.32 
1971 02  6.55  -2.05   2.25 
1971 03  9.04    .81   4.92 
1971 04 17.10   4.90  11.00 
1971 05 21.41  10.48  15.94 
1971 06 28.78  17.71  23.25 
1971 07 30.62  19.11  24.86 
1971 08 29.70  20.01  24.85 
1971 09 26.04  18.45  22.25 
1971 10 21.79  14.05  17.92 
1971 11 12.79   5.50   9.14 
1971 12 10.45   3.12   6.78 
1972 01  6.85   -.31   3.27 
1972 02  5.50  -2.36   1.56 
1972 03  9.95    .78   5.36 
1972 04 16.04   5.27  10.65 
1972 05 22.67  12.97  17.82 
1972 06 24.94  16.41  20.67 
1972 07 29.85  20.89  25.37 
1972 08 29.34  19.75  24.54 
1972 09 25.63  16.76  21.19 
1972 10 16.74   8.22  12.48 
1972 11 10.55   3.88   7.21 
1972 12  7.84   1.99   4.91 
1973 02  5.75  -2.80   1.47 
1973 03 13.08   4.59   8.83 
1973 05 20.36  11.62  15.99 
1973 06 28.16  19.74  23.95 
1973 07 30.43  21.31  25.87 
1973 08 30.39  21.80  26.09 
1973 09 26.57  17.52  22.04 
1973 11 13.78   5.54   9.66 
1973 12  7.99   1.09   4.54 
1974 01  6.49   -.38   3.05 
1974 02  4.71  -2.97    .87 
1974 03 11.44   2.29   6.86 
1974 04 19.37   8.20  13.78 
1974 05 22.40  12.15  17.27 
1974 06 26.01  16.85  21.43 
1974 07 30.40  20.41  25.40 
1974 08 29.55  20.93  25.24 
1974 09 24.60  16.37  20.48 
1974 10 18.64   8.62  13.62 
1974 11 14.28   6.48  10.38 
1974 12  9.01   2.39   5.70 
1975 01  7.96    .96   4.46 
1975 02  7.44   -.14   3.65 
1975 03 10.94   2.00   6.47 
1975 04 15.49   5.21  10.35 
1975 05 25.21  15.07  20.14 
1975 06 26.87  17.94  22.40 
1975 07 29.82  20.71  25.26 
1975 08 30.33  20.55  25.43 
1975 09 23.58  15.42  19.50 
1975 10 21.12  12.30  16.71 
1975 11 16.52   7.98  12.25 
1975 12  7.24   -.26   3.48 
1976 01  2.56  -4.81  -1.12 
1976 02 10.98    .58   5.78 
1976 03 13.57   3.31   8.43 
1976 04 19.78   8.07  13.92 
1976 05 22.53  11.81  17.17 
1976 06 29.40  19.15  24.27 
1976 07 29.33  20.14  24.73 
1976 08 29.26  19.62  24.44 
1976 09 25.26  15.30  20.28 
1976 10 16.18   8.35  12.26 
1976 11  9.70   1.89   5.79 
1976 12  4.14  -3.69    .22 
1977 01 -1.16  -8.85  -5.00 
1977 02  7.11  -2.17   2.47 
1977 03 14.63   4.71   9.67 
1977 04 20.29   8.03  14.16 
1977 05 26.01  13.88  19.94 
1977 06 26.94  16.44  21.69 
1977 07 31.99  20.78  26.38 
1977 08 29.71  20.17  24.93 
1977 09 25.80  17.14  21.47 
1977 10 17.62   8.14  12.88 
1977 11 11.86   5.14   8.50 
1977 12  5.28  -2.46   1.41 
1978 01  2.23  -5.70  -1.73 
1978 02  1.08  -6.41  -2.66 
1978 03  8.91    . 6   4.48 
1978 04 17.20   5.98  11.59 
1978 05 21.52  12.00  16.76 
