1951 10 -8.96 -14.67 -11.81 
1951 11 20.19 -27.81 -24.00 
1951 12 32.29 -37.59 -34.94 
1952 01 31.56 -38.95 -35.25 
1952 02 99.99 -38.54 -99.99 
1952 03 25.35 -34.04 -29.69 
1952 04 13.97 -23.08 -18.52 
1952 12 99.99 -30.02 -99.99 
1953 01 99.99 -39.66 -99.99 
1953 02 99.99 -35.68 -99.99 
1953 03 99.99 -36.93 -99.99 
1953 04 -9.70 -17.59 -13.64 
1953 05 -6.36 -99.99 -99.99 
1953 06  1.86  -2.87   -.50 
1953 07 11.44   2.91   7.17 
1953 08 11.03   4.02   7.52 
1953 09  1.76  -3.39   -.81 
1953 10 10.31 -15.81 -13.06 
1953 11 17.42 -24.58 -21.00 
1953 12 99.99 -37.16 -99.99 
1954 01 99.99 -40.88 -99.99 
1954 02 99.99 -36.62 -99.99 
1954 03 25.60 -33.14 -29.37 
1954 04 18.37 -26.83 -22.60 
1954 05 -4.92 -14.05  -9.49 
1954 06  1.44  -3.46  -1.01 
1954 07 12.44   3.51   7.97 
1954 08 13.15   4.98   9.07 
1954 09  4.04   -.17   1.93 
1954 10 -7.68 -14.51 -11.09 
1954 11 19.29 -25.91 -22.60 
1954 12 29.07 -36.04 -32.55 
1955 01 99.99 -35.54 -99.99 
1955 02 99.99 -42.12 -99.99 
1955 03 25.12 -33.48 -29.30 
1955 04 14.79 -22.89 -18.84 
1955 05 -4.36 -10.91  -7.63 
1955 06  5.14   -.79   2.17 
1955 07 11.51   2.85   7.18 
1955 08  9.42   3.35   6.38 
1955 09   .42  -4.08  -1.83 
1955 10 -4.89 -10.75  -7.82 
1955 11 20.28 -27.78 -24.03 
1955 12 24.55 -33.29 -28.92 
1956 01 25.32 -34.66 -29.99 
1956 02 99.99 -38.89 -99.99 
1956 03 99.99 -38.73 -99.99 
1956 04 16.74 -27.63 -22.18 
1956 05 -9.66 -17.60 -13.63 
1956 06  2.78  -3.69   -.45 
1956 07 12.20   3.01   7.60 
1956 08  8.84   3.05   5.94 
1956 09   .-6  -3.97  -2.01 
1956 10 12.34 -18.12 -15.23 
1956 11 22.04 -27.79 -24.91 
1956 12 99.99 -37.53 -99.99 
1957 01 99.99 -43.32 -99.99 
1957 02 99.99 -36.12 -99.99 
1957 03 22.95 -31.28 -27.11 
1957 04 17.98 -27.35 -22.66 
1957 05 -7.25 -16.11 -11.68 
1957 06  3.59  -1.47   1.05 
1957 07 11.12   3.01   7.06 
1957 08  8.78   2.47   5.62 
1957 09  1.83  -2.30   -.23 
1957 10 -8.60 -15.95 -12.28 
1957 11 23.68 -32.09 -27.89 
1957 12 99.99 -37.03 -99.99 
1958 01 99.99 -34.40 -99.99 
1958 02 99.99 -42.31 -99.99 
1958 03 99.99 -33.25 -99.99 
1958 04 21.32 -31.02 -26.17 
1958 05 -3.82 -11.78  -7.80 
1958 06  4.41  -2.17   1.11 
1958 07 11.63   3.60   7.61 
1958 08 11.85   4.31   8.08 
1958 09  3.32  -1.07   1.12 
1958 10 -6.09 -11.75  -8.92 
1958 11 23.23 -27.93 -25.58 
1958 12 25.99 -32.75 -29.37 
1959 01 99.99 -33.09 -99.99 
1959 02 99.99 -39.66 -99.99 
1959 03 99.99 -36.29 -99.99 
1959 04 18.62 -27.67 -23.15 
1959 05 -8.32 -16.83 -12.57 
1959 06  2.27  -2.06    .10 
1959 07  9.72   2.66   6.19 
1959 08  8.66   2.25   5.45 
1959 09  1.15  -2.91   -.88 
1959 10 11.90 -18.04 -14.97 
1959 11 18.29 -25.02 -21.66 
1959 12 99.99 -28.06 -99.99 
1960 01 99.99 -38.38 -99.99 
1960 02 99.99 -38.06 -99.99 
1960 03 99.99 -39.27 -99.99 
1960 04 17.82 -26.66 -22.24 
1960 05 -1.87  -8.10  -4.98 
1960 06  8.31   1.33   4.82 
1960 07 13.05   4.67   8.86 
1960 08 10.71   4.85   7.78 
1960 09  1.12  -3.27  -1.07 
1960 10 -7.34 -12.45  -9.89 
1960 11 99.99 -30.12 -99.99 
1960 12 99.99 -30.56 -99.99 
1961 01 31.69 -37.40 -34.54 
1961 02 30.37 -36.84 -33.61 
1961 03 36.95 -42.27 -39.61 
1961 04 15.69 -25.24 -20.46 
1961 05 -8.26 -16.99 -12.62 
1961 06  3.63  -1.59   1.02 
1961 07 11.53   3.89   7.71 
1961 08  6.78   2.17   4.47 
1961 09 -2.02  -5.35  -3.68 
1961 10 12.78 -18.36 -15.57 
1961 11 17.51 -26.71 -22.11 
1961 12 24.55 -32.68 -28.62 
1962 01 99.99 -40.66 -99.99 
1962 02 99.99 -40.48 -99.99 
1962 03 19.45 -27.78 -23.61 
1962 04 18.50 -27.93 -23.21 
1962 05 -8.18 -15.74 -11.96 
1962 06  5.86    .-9   2.88 
1962 07 12.96   5.30   9.13 
1962 08  9.39   3.32   6.35 
1962 09  2.10  -1.64    .23 
1962 10 -8.54 -12.94 -10.74 
1962 11 20.55 -25.62 -23.08 
1962 12 26.58 -32.25 -29.41 
1963 01 27.63 -35.99 -31.81 
1963 02 27.26 -34.90 -31.08 
1963 03 34.95 -39.82 -37.38 
1963 04 14.48 -21.56 -18.02 
1963 05 -7.84 -17.28 -12.56 
1963 06  3.80  -2.18    .80 
1963 07  9.76   3.11   6.43 
1963 08  8.64   2.40   5.52 
1963 09  -.61  -5.54  -3.07 
1963 10 -8.47 -16.50 -12.48 
1963 11 16.01 -23.28 -19.64 
1963 12 25.39 -34.50 -29.95 
1964 01 30.98 -40.00 -35.48 
1964 02 34.41 -40.25 -37.33 
1964 03 35.91 -40.24 -38.08 
1964 04 22.49 -30.33 -26.41 
1964 05 -6.31 -13.92 -10.11 
1964 06   .61  -3.11  -1.25 
1964 07  7.86   1.36   4.61 
1964 08  9.75   2.89   6.32 
1964 09  1.57  -2.56   -.49 
1964 10 12.32 -18.37 -15.35 
1964 11 17.00 -26.10 -21.55 
1964 12 27.98 -35.09 -31.53 
1965 01 30.76 -38.16 -34.46 
1965 02 35.99 -42.02 -39.00 
1965 03 26.25 -36.66 -31.46 
1965 04 17.35 -28.51 -22.93 
1965 05 -2.78 -10.08  -6.43 
1965 06  2.13  -2.85   -.35 
1965 07 10.12   2.48   6.30 
1965 08  9.18   2.83   6.00 
1965 09 -1.36  -5.69  -3.52 
1965 10 -9.93 -16.49 -13.21 
1965 11 15.37 -21.46 -18.41 
1965 12 24.50 -31.32 -27.91 
1966 01 35.79 -41.21 -38.50 
1966 02 30.85 -37.29 -34.07 
1966 03 25.57 -33.66 -29.62 
1966 04 18.81 -27.68 -23.24 
1966 05 -3.21  -9.70  -6.45 
1966 06  3.70   -.38   1.66 
1966 07 99.99   3.41 -99.99 
1966 08 11.25   5.92   8.58 
1966 09  3.70   -.72   1.49 
1966 10 -9.87 -15.26 -12.56 
1966 11 24.19 -31.69 -27.94 
1966 12 25.49 -31.57 -28.53 
1967 01 32.33 -38.43 -35.38 
1967 02 36.11 -41.20 -38.65 
1967 03 29.97 -37.30 -33.63 
1967 04 22.02 -29.53 -25.77 
1967 05 -5.38 -12.88  -9.13 
1967 06  2.44  -3.86   -.70 
1967 07 10.00   2.23   6.11 
1967 08  8.00   1.54   4.77 
1967 09 -1.53  -6.12  -3.82 
1967 10 -7.73 -13.39 -10.56 
1967 11 25.72 -33.21 -29.46 
1967 12 24.05 -31.93 -27.99 
1968 01 29.89 -38.05 -33.97 
1968 02 30.33 -39.59 -34.96 
1968 03 24.95 -34.24 -29.59 
1968 04 17.66 -28.04 -22.85 
1968 05 -7.72 -17.04 -12.38 
1968 06  3.59  -1.60    .99 
1968 07  8.62   2.45   5.53 
1968 08  9.14   3.05   6.09 
1968 09  2.53   -.81    .86 
1968 10 -4.54  -9.97  -7.26 
1968 11 18.20 -25.66 -21.93 
1968 12 25.64 -32.34 -28.99 
1969 01 30.30 -36.57 -33.43 
1969 02 25.18 -34.00 -29.59 
1969 03 26.99 -35.40 -31.19 
1974 06  4.98  -2.72   1.13 
1974 07 13.95   3.45   8.70 
1974 08  9.96   3.12   6.54 
1974 09  2.18  -2.28    .-4 
1974 10 11.16 -18.19 -14.67 
1974 11 18.20 -26.68 -22.44 
1974 12 25.30 -32.79 -29.04 
1975 01 33.62 -42.34 -37.98 
1975 02 29.28 -35.64 -32.46 
1975 03 28.89 -38.12 -33.50 
1975 04 11.79 -21.59 -16.69 
1975 05  -.78  -8.33  -4.55 
1975 06 12.15   2.80   7.47 
1975 07 11.82   4.42   8.12 
1975 08 12.59   4.85   8.72 
1975 09  1.44  -5.00  -1.78 
1975 10 -7.01 -13.85 -10.43 
1976 01 26.37 -37.25 -31.81 
1976 02 99.99 -39.72 -99.99 
1976 03 99.99 -35.73 -99.99 
1976 04 11.47 -22.54 -17.00 
1976 05 -3.62 -13.56  -8.59 
1976 06  3.04  -4.08   -.52 
1976 07 12.67   3.21   7.94 
1976 08  8.82    .61   4.71 
1976 09  2.18  -2.70   -.26 
