1931 04 12.65  -5.72   3.46 
1931 05 19.54    .86  10.20 
1931 06 25.35   9.76  17.55 
1931 07 25.95  13.79  19.87 
1931 08 23.34   3.95  13.64 
1931 09 19.86   3.74  11.80 
1931 10 16.40   2.97   9.68 
1932 05 19.12   1.63  10.37 
1932 06 24.57   7.27  15.92 
1932 07 22.80   8.55  15.67 
1932 08 23.87   9.41  16.64 
1932 09 18.92   4.73  11.83 
1932 10 10.13   -.67   4.73 
1942 07 22.94   6.30  14.62 
1942 08 22.49   7.00  14.74 
1942 09 15.66   3.71   9.68 
1942 10 12.49  -1.56   5.46 
1943 05 18.67   1.07   9.87 
1943 06 21.03   6.45  13.74 
1943 07 26.10   7.87  16.98 
1943 08 21.75   6.66  14.20 
1943 09 16.46   1.64   9.05 
1943 10 10.56  -3.46   3.55 
1944 05 19.02   1.94  10.48 
1944 06 21.39   4.66  13.02 
1944 07 24.92   8.10  16.51 
1944 08 23.94   7.92  15.93 
1944 09 17.27   3.55  10.41 
1945 05 12.20  -1.11   5.54 
1945 06 21.29   5.25  13.27 
1945 07 23.65   6.85  15.25 
1945 08 23.65   6.77  15.21 
1945 09 17.50   3.11  10.30 
1946 05 14.13   -.97   6.58 
1946 06 22.15   4.91  13.53 
1946 07 23.38   7.12  15.25 
1946 08 21.19   3.93  12.56 
1946 09 19.24   2.41  10.82 
1946 10 14.09  -1.07   6.51 
1947 05 99.99  -1.09 -99.99 
1947 06 21.37   4.23  12.80 
1947 07 24.25   8.47  16.36 
1947 08 26.40  10.12  18.26 
1947 09 17.28   1.14   9.21 
1947 10 18.37    .-6   9.16 
1948 04 11.45  -3.79   3.83 
1948 05 15.27  -1.08   7.09 
1948 06 22.59   4.39  13.49 
1948 07 24.56   7.16  15.86 
1948 08 24.43   7.17  15.80 
1948 09 21.50   1.70  11.60 
1948 10 11.89  -3.29   4.30 
1949 05 15.74    .23   7.98 
1949 06 23.97   8.47  16.22 
1949 07 26.11   8.08  17.09 
1949 08 24.07   7.91  15.99 
1949 09 16.06   2.44   9.25 
1949 10 14.49  -1.49   6.50 
1950 06 20.74   5.41  13.07 
1950 07 22.39   7.53  14.96 
1951 02 -6.33 -22.22 -14.27 
1951 03   .19 -15.24  -7.52 
1951 04  9.87  -3.79   3.04 
1951 05 18.98   1.32  10.14 
1951 06 20.26   4.12  12.19 
1951 07 22.83   5.54  14.18 
1951 08 20.23   4.46  12.34 
1951 09 14.83   1.28   8.05 
1951 11  -.60 -14.49  -7.54 
1951 12 -7.14 -22.14 -14.64 
1952 01 -7.41 -26.65 -17.02 
1952 02 -5.40 -25.83 -15.61 
1952 03 -1.39 -99.99 -99.99 
1952 04 10.94  -6.02   2.45 
1952 05 15.39   -.58   7.40 
1952 06 21.07   6.48  13.77 
1952 07 99.99  10.14 -99.99 
1952 08 99.99   6.71 -99.99 
1952 09 99.99   4.57 -99.99 
1952 11  1.70  -5.59  -1.94 
1952 12 -3.23 -15.09  -9.16 
1953 01 -8.64 -23.18 -15.91 
1953 02 -6.25 -20.75 -13.50 
1953 03   .24 -15.07  -7.41 
1953 04  5.29  -5.20    . 4 
1953 05 16.90    .36   8.63 
1953 06 20.17   7.62  13.89 
1953 07 23.74   9.50  16.61 
1953 08 23.95   8.78  16.36 
1953 09 15.73   4.52  10.12 
1953 10 13.23  -1.54   5.84 
1953 11  4.17  -4.13    . 1 
1953 12 -4.46 -15.24  -9.85 
1954 01 12.14 -27.71 -19.92 
1954 02 -2.08 -17.16  -9.62 
1954 03 -3.17 -19.98 -11.57 
1954 04  6.98  -6.60    .19 
1954 05 13.39    . 7   6.73 
1954 06 22.77   9.22  16.00 
1954 07 22.58   7.64  15.11 
1954 08 20.90   6.56  13.73 
1954 09 14.65   2.73   8.68 
1954 10  8.57   -.32   4.12 
1954 11  1.83  -6.44  -2.30 
1954 12 -6.33 -18.51 -12.42 
1955 01 10.21 -23.55 -16.87 
1955 02 -6.51 -22.01 -14.26 
1955 03 -4.15 -20.72 -12.43 
1955 04 12.93  -2.81   5.06 
1955 05 17.56   2.28   9.92 
1955 06 24.28   7.18  15.73 
1955 07 28.10  10.49  19.29 
1955 08 24.53   8.08  16.30 
1955 09 16.25   2.95   9.60 
1955 10 11.32   -.34   5.49 
1955 11 -1.35  -8.68  -5.01 
1955 12 -9.10 -24.06 -16.58 
1956 01 -8.78 -23.16 -15.96 
1956 02 -4.77 -19.56 -12.16 
1956 03 -3.00 -22.47 -12.73 
1956 04  5.21  -7.22  -1.00 
1956 05 11.42  -2.51   4.45 
1956 06 22.38   5.80  14.09 
1956 07 21.10   6.42  13.76 
1956 08 20.93   5.58  13.25 
1956 09 12.91   1.44   7.17 
1956 10 14.33   -.71   6.81 
1956 11   .81  -9.33  -4.25 
1956 12 -8.03 -22.01 -15.02 
1957 01 14.12 -29.79 -21.95 
1957 02 -4.90 -23.43 -14.16 
1957 03   .15 -18.04  -8.95 
1957 04  7.69  -7.01    .33 
1957 05 16.23    .29   8.26 
1957 06 20.37   6.51  13.44 
1957 07 24.11   8.68  16.40 
1957 08 21.33 -99.99 -99.99 
1957 10 10.54   -.93   4.80 
1957 11  2.30  -5.67  -1.68 
1957 12 -3.40 -18.10 -10.75 
1958 01 -6.32 -19.42 -12.87 
1958 02 10.70 -24.16 -17.43 
1958 03  1.67 -10.39  -4.36 
1958 04 10.46  -5.24   2.61 
1958 05 12.92  -1.32   5.80 
1958 06 18.49   4.67  11.58 
1958 07 22.10  10.14  16.12 
1958 08 20.91   8.31  14.61 
1958 09 16.71   4.98  10.85 
1958 10  9.68   1.02   5.35 
1958 11  2.61  -6.26  -1.82 
1958 12 10.02 -24.35 -17.18 
1959 01 11.89 -23.88 -17.88 
1959 02 -8.18 -27.05 -17.61 
1959 03  -.65 -18.18  -9.41 
1959 04  6.07  -6.17    .-4 
1959 05 16.61   3.89  10.25 
1959 06 21.94   7.87  14.90 
1959 07 25.29  10.53  17.91 
1959 08 23.19  10.71  16.95 
1959 09 17.40   6.93  12.16 
1959 10  6.25  -1.81   2.22 
1959 11 -4.13 -13.36  -8.74 
1959 12 -5.25 -16.56 -10.90 
1960 01 -8.85 -19.83 -14.34 
1960 02 -7.79 -21.56 -14.67 
1960 03 -4.56 -24.94 -14.75 
1960 04  6.31  -4.34    .98 
1960 05 15.63   4.34   9.98 
1960 06 20.67   7.59  14.13 
1960 07 21.71   9.39  15.54 
1960 08 22.99   9.95  16.46 
1960 09 16.06   4.76  10.41 
1960 10 10.29   -.50   4.89 
1960 11  2.89  -4.39   -.74 
1960 12 -7.48 -21.11 -14.29 
1961 01 10.65 -27.07 -18.86 
1961 02 -3.99 -20.36 -12.17 
1961 03   .18 -12.16  -5.99 
1961 04  6.93  -3.96   1.48 
1961 05 13.63    . 1   6.82 
1961 06 18.70   6.02  12.36 
1961 07 23.44  11.08  17.26 
1961 08 22.59   8.14  15.37 
1961 09 18.58   7.38  12.98 
1961 10 10.67    .57   5.62 
1961 11  2.38  -5.31  -1.46 
1961 12 -5.74 -15.64 -10.69 
1962 01 10.63 -26.90 -18.76 
1962 02 10.28 -27.86 -19.07 
1962 03  2.17 -14.90  -6.36 
1962 04  5.20  -5.82   -.31 
1962 05 17.53   5.16  11.34 
1962 06 21.89   5.81  13.85 
1962 07 22.70   7.27  14.98 
1962 08 21.59   8.18  14.88 
1962 09 14.71   4.65   9.68 
1962 10 11.34 -99.99 -99.99 
1962 11  1.37  -6.91  -2.77 
1962 12 -7.56 -19.82 -13.69 
1963 01 12.72 -28.13 -20.42 
1963 02 10.88 -27.32 -19.10 
1963 03  -.61 -18.78  -9.69 
1963 04  7.98  -5.37   1.30 
1963 05 14.55   -.68   6.93 
1963 06 23.40   6.42  14.91 
1963 07 24.26   7.34  15.80 
1963 08 20.57 -99.99 -99.99 
1964 01 99.99 -18.46 -99.99 
1964 02 -5.60 -21.50 -13.55 
1964 03 99.99 -18.92 -99.99 
1964 04 99.99  -5.28 -99.99 
1964 05 99.99   4.77 -99.99 
1964 06 20.90   6.63  13.76 
1964 07 24.74  11.71  18.22 
1964 08 20.26   6.86  13.56 
1964 09 16.12 -99.99 -99.99 
1964 10 99.99  -1.76 -99.99 
1964 11  4.65 -99.99 -99.99 
1965 01 10.09 -25.87 -17.98 
1965 02 -7.63 -99.99 -99.99 
1965 03 -1.99 -99.99 -99.99 
1965 04  7.37  -5.65    .85 
1965 05 19.09   3.54  11.31 
1965 06 21.59   5.23  13.41 
1965 07 20.11   7.42  13.76 
1965 08 19.01   6.88  12.94 
1965 09 14.00   4.98   9.49 
1965 10  7.55   -.91   3.32 
1965 11  -.26  -8.10  -4.18 
1965 12 -3.66 -13.98  -8.82 
1966 01 11.94 -25.59 -18.76 
1966 02 -4.67 -18.82 -11.74 
1966 03 99.99 -13.84 -99.99 
1966 04 99.99  -4.75 -99.99 
1966 05 11.87   -.79   5.54 
1966 06 21.98   6.55  14.26 
1966 07 24.08   8.99  16.53 
1966 08 99.99  10.22 -99.99 
1966 09 16.46   3.17   9.82 
1966 10  8.22   -.43   3.89 
1967 04  5.60  -5.81   -.10 
1967 05 12.32  -1.38   5.47 
1967 06 22.66   7.83  15.24 
1967 07 22.62   9.39  16.00 
1967 08 20.69   7.15  13.92 
1967 09 18.17   2.97  10.57 
1967 10  8.87    .48   4.67 
1967 11 -2.42 -99.99 -99.99 
1968 01 -9.71 -99.99 -99.99 
1968 02 10.49 -26.09 -18.29 
1968 03  2.15 -13.60  -5.72 
1968 04  9.13  -3.37   2.88 
1968 05 15.43   1.07   8.25 
1968 06 18.34   6.89  12.61 
1968 07 21.62  10.08  15.85 
1968 08 20.64   7.56  14.10 
1968 09 18.60   7.06  12.83 
1968 10 11.12   3.04   7.08 
1969 01 -7.50 -17.00 -12.25 
1969 02 -4.44 -21.78 -13.11 
1969 03 -2.89 -19.48 -11.18 
1969 04  7.04  -6.08    .48 
1969 05 14.66    .82   7.74 
1969 06 18.61   5.88  12.24 
1969 07 23.46   9.31  16.38 
1969 08 25.41  10.90  18.15 
1969 09 16.65   4.51  10.58 
1969 10  8.31   -.87   3.72 
1969 11  1.93  -7.98  -3.02 
1969 12 -6.84 -18.20 -12.52 
1970 01 11.65 -26.81 -19.23 
1970 02 -7.61 -26.50 -17.05 
1970 03 -1.17 -17.68  -9.43 
1970 04  7.50  -5.16   1.17 
1970 05 11.96   1.40   6.68 
1970 06 23.02   6.67  14.84 
1970 07 24.71  11.05  17.87 
1970 08 23.05   8.97  16.01 
1970 09 16.50   5.83  11.16 
1970 10 13.07   2.00   7.53 
1970 11  2.31  -7.37  -2.53 
1970 12 -8.89 -20.51 -14.70 
1971 01 99.99 -26.95 -99.99 
1971 02 -6.32 -23.35 -14.83 
1971 03 -1.89 -20.37 -11.13 
1971 04  7.14  -5.99    .57 
1971 05 14.20   -.12   7.04 
1971 06 23.20   7.08  15.14 
1971 07 21.89   8.25  15.07 
1971 08 21.62   6.90  14.26 
1971 09 19.23   6.61  12.92 
1971 10 14.82 -99.99 -99.99 
1971 11   .39  -6.80  -3.20 
1972 01 -9.33 -28.72 -19.02 
1972 02 -9.71 -27.97 -18.84 
1972 05 19.62 -99.99 -99.99 
1972 06 20.39   4.34  12.36 
1972 07 22.01   8.72  15.37 
1972 08 22.03   6.75  14.39 
1972 09 99.99   2.42 -99.99 
1972 10  8.08 -99.99 -99.99 
1972 11   .73 -99.99 -99.99 
1973 02 -8.78 -99.99 -99.99 
1973 05 12.26   1.72   6.99 
1973 06 20.85   6.96  13.90 
1973 07 23.80   9.99  16.89 
1973 08 24.07  10.75  17.41 
1973 09 17.62   5.94  11.78 
1973 10 10.60 -99.99 -99.99 
1973 11  1.45 -99.99 -99.99 
1974 01 -6.78 -16.77 -11.77 
