1950 02 -8.22 -24.01 -16.11 
1950 03 -2.09 -18.57 -10.33 
1950 04  3.98  -7.22  -1.61 
1950 05 15.68   1.20   8.44 
1950 06 21.42   5.74  13.58 
1950 07 23.21  10.18  16.69 
1950 08 21.03   7.15  14.09 
1950 09 16.44   3.77  10.10 
1950 10 11.48    .90   6.18 
1950 11  1.09  -6.25  -2.58 
1950 12 -6.57 -17.62 -12.10 
1951 01 -7.76 -21.25 -14.50 
1951 02 -4.82 -17.78 -11.30 
1951 03   .18 -11.57  -5.69 
1951 04 10.26   -.97   4.64 
1951 05 18.04   4.98  11.51 
1951 06 21.81   8.55  15.18 
1951 07 23.51  10.20  16.85 
1951 08 20.96   8.91  14.93 
1951 09 15.59   4.40   9.99 
1951 10  9.87   1.13   5.50 
1951 11  -.11  -8.87  -4.48 
1951 12 -6.85 -16.70 -11.77 
1952 01 -7.51 -22.00 -14.75 
1953 12 -4.04 -14.49  -9.26 
1954 01 12.29 -26.72 -19.50 
1954 02 -2.02 -17.78  -9.90 
1954 03 -1.35 -18.25  -9.80 
1954 04  7.51  -5.97    .77 
1954 05 99.99   1.20 -99.99 
1954 06 99.99  10.43 -99.99 
1954 07 99.99   9.78 -99.99 
1954 09 15.02   3.91   9.46 
1954 10  9.38   1.00   5.19 
1954 11  2.53  -5.11  -1.29 
1954 12 -6.94 -16.16 -11.55 
1955 01 -9.78 -21.42 -15.60 
1955 02 -5.64 -21.02 -13.33 
1955 03 -3.37 -18.67 -11.02 
1955 04 12.22  -1.91   5.15 
1955 05 17.46   3.24  10.35 
1955 06 25.43  10.38  17.90 
1955 07 27.75  12.81  20.28 
1955 08 23.60  10.48  17.04 
1955 09 15.94   4.46  10.20 
1955 10 10.44    .96   5.70 
1955 11   .26  -7.37  -3.55 
1955 12 99.99 -20.03 -99.99 
1956 01 99.99 -21.70 -99.99 
1956 02 -4.82 -19.89 -12.35 
1956 03 -3.81 -21.66 -12.73 
1956 04  4.23  -6.22   -.99 
1956 05 11.27  -2.30   4.48 
1956 06 21.08   7.67  14.37 
1956 07 19.96   9.18  14.57 
1956 08 18.73   8.39  13.56 
1956 09 99.99   2.42 -99.99 
1956 10 14.19   1.23   7.71 
1956 11  2.00  -7.53  -2.76 
1956 12 99.99 -19.58 -99.99 
1957 01 99.99 -29.34 -99.99 
1957 02 -3.64 -15.97  -9.80 
1957 03 -1.39 -12.55  -6.97 
1957 04  8.95  -2.30   3.32 
1957 05 16.27    .75   8.51 
1957 06 21.39   7.37  14.37 
1957 07 23.52  10.66  17.09 
1957 08 22.24   6.81  14.52 
1957 09 16.49   5.41  10.95 
1957 10 11.11   -.22   5.44 
1957 11  3.17  -4.59   -.71 
1957 12 -2.72 -16.46  -9.59 
1958 01 -5.35 -19.04 -12.20 
1958 02 10.04 -21.18 -15.61 
1958 03  2.00  -7.25  -2.62 
1958 04 10.61  -3.46   3.57 
1958 05 12.12    .93   6.52 
1958 06 18.46   5.42  11.94 
1958 07 23.11  10.71  16.91 
1958 08 21.25   9.41  15.33 
1958 09 17.94   5.33  11.63 
1958 10  9.68    .19   4.93 
1958 11  2.95  -4.92   -.98 
1958 12 10.43 -25.02 -17.72 
1959 01 10.52 -24.21 -17.36 
1959 02 -8.26 -27.48 -17.86 
1959 03  -.98 -19.35 -10.16 
1959 04  6.55  -6.62    .-3 
1959 05 17.42   2.49   9.95 
1959 06 22.11   9.26  15.68 
1959 07 25.61  12.85  19.23 
1959 08 23.08  12.29  17.68 
1959 09 99.99   7.05 -99.99 
1959 10  7.10  -1.10   3.00 
1959 11 -2.42 -12.20  -7.31 
1959 12 -5.57 -16.29 -10.93 
1960 01 -8.64 -19.74 -14.19 
1960 02 -7.44 -18.85 -13.14 
1960 03 -4.77 -22.40 -13.58 
1960 04  7.10  -5.09   1.00 
1960 05 16.70   4.77  10.74 
1960 06 20.12   8.16  14.14 
1960 07 21.70  10.29  15.99 
1960 08 23.19   9.67  16.43 
1960 09 16.86   5.13  10.99 
1960 10 10.36   -.27   5.04 
1960 11  3.68  -3.63    . 2 
1960 12 -7.84 -19.77 -13.80 
1961 01 11.62 -26.84 -19.23 
1961 02 -4.35 -19.25 -11.80 
1961 03   .51 -13.22  -6.35 
1961 04  5.88  -4.06    .91 
1961 05 13.36   -.37   6.49 
1961 06 19.33   6.53  12.93 
1961 07 23.91  11.37  17.64 
1961 08 22.40   9.59  15.99 
1961 09 19.73   7.73  13.73 
1961 10 11.13    .50   5.81 
1961 11  2.65  -5.21  -1.28 
1961 12 -5.28 -15.51 -10.39 
1962 02 11.07 -28.57 -19.82 
1962 03  2.15 -14.85  -6.35 
1962 04  6.79  -4.01   1.38 
1962 05 17.96   4.12  11.04 
1962 06 22.39   7.26  14.82 
1962 07 24.24   9.64  16.94 
1962 08 22.42   9.39  15.90 
1962 09 15.26   5.04  10.14 
1962 10 10.67    .40   5.53 
1962 11  2.01 -99.99 -99.99 
1962 12 -6.04 -17.76 -11.90 
1963 01 12.02 -27.71 -19.86 
1963 02 10.69 -27.69 -19.19 
1963 03  -.34 -18.54  -9.44 
1963 04  7.37  -4.63   1.36 
1963 05 15.29 -99.99 -99.99 
1963 06 23.91  10.29  17.10 
1963 07 25.92  13.39  19.65 
1963 10 16.76   2.82   9.79 
1963 11  4.88  -2.15   1.36 
1963 12 10.35 -21.45 -15.90 
1964 01 -5.05 -18.82 -11.93 
1964 02 -4.38 -22.86 -13.62 
1964 03 99.99 -19.89 -99.99 
1964 05 99.99   5.10 -99.99 
1964 06 99.99   6.94 -99.99 
1964 07 99.99  11.82 -99.99 
1964 08 18.92   8.63  13.77 
1964 09 16.74   4.81  10.77 
1964 10 11.21  -1.22   4.99 
1964 11  3.35  -7.95  -2.30 
1964 12 -8.25 -21.29 -14.77 
1965 01 10.91 -25.22 -18.06 
1965 02 -8.75 -25.29 -17.02 
1965 03 -1.76 -20.12 -10.94 
1965 04  6.97  -6.88    . 4 
1965 05 19.37   3.78  11.57 
1965 06 22.61   8.07  15.34 
1965 07 20.46   7.82  14.14 
1965 08 18.87   7.45  13.16 
1965 09 15.13   4.73   9.93 
1965 10  8.02   -.25   3.88 
1965 11  -.28  -8.39  -4.33 
1965 12 -3.99 -12.53  -8.26 
1966 01 11.90 -24.89 -18.39 
1966 02 -4.81 -18.33 -11.57 
1966 03 -1.14 -13.51  -7.32 
1966 04  6.66  -3.28   1.69 
1966 05 12.38    .10   6.24 
1966 06 23.12   8.50  15.81 
1966 07 25.78  11.15  18.46 
1966 08 20.78   9.71  15.24 
1966 09 16.04   4.31  10.17 
1966 10  9.45   1.42   5.43 
1966 11  1.41  -6.85  -2.72 
1966 12 -7.26 -20.62 -13.94 
1967 01 -6.78 -23.18 -14.98 
1967 02 10.86 -30.45 -20.65 
1967 03 -1.57 -19.26 -10.41 
1967 04  5.65  -5.31    .17 
1967 05 12.14   -.55   5.79 
1967 06 22.21   9.33  15.77 
1967 07 23.20  12.41  17.80 
1967 08 21.24   8.88  15.06 
1967 09 18.12   4.96  11.54 
1967 10  8.56    .67   4.61 
1967 11  -.91  -7.99  -4.44 
1967 12 -3.42 -14.81  -9.11 
1968 01 11.63 -25.00 -18.31 
1968 02 10.81 -23.87 -17.34 
1968 03  2.75 -13.62  -5.43 
1968 04  9.64  -2.55   3.54 
1968 05 15.77   2.24   9.00 
1968 06 19.09   7.96  13.52 
1968 08 21.57   8.55  15.06 
1968 09 19.44   8.18  13.81 
1968 10 11.86   3.22   7.54 
1968 11  -.63  -7.88  -4.25 
1968 12 -8.35 -17.62 -12.99 
1969 01 -7.20 -17.35 -12.27 
1969 02 -4.40 -20.03 -12.21 
1969 04  7.08  -4.98   1.04 
1969 05 13.92   1.49   7.70 
1969 06 19.62   7.63  13.62 
1969 07 23.49  11.05  17.27 
1969 08 24.42  12.72  18.57 
1969 09 16.12   4.92  10.53 
1969 10  6.77   -.47   3.15 
1969 11   .96  -5.59  -2.31 
1969 12 -7.02 -17.20 -12.11 
1970 01 12.15 -26.22 -19.18 
1970 02 -9.27 -27.43 -18.35 
1970 03 -1.48 -15.56  -8.52 
1970 04  7.42  -5.30   1.05 
1970 05 12.71   1.94   7.32 
1970 06 21.69   9.22  15.45 
1970 07 24.96  13.44  19.19 
1970 08 22.98  12.21  17.59 
1970 09 16.54   6.28  11.41 
1970 10 12.77   1.79   7.28 
1970 11  1.33  -6.32  -2.49 
1970 12 -9.49 -20.24 -14.86 
1971 01 13.44 -26.76 -20.10 
1971 02 -7.22 -23.16 -15.19 
1971 03 -1.72 -16.95  -9.33 
1971 04  6.94  -4.12   1.41 
1971 05 15.56   1.20   8.38 
1971 06 23.56   8.34  15.95 
1971 07 22.37  10.50  16.43 
1971 08 22.27  10.10  16.19 
1971 09 19.86   7.66  13.76 
1971 10 13.82   3.57   8.69 
1971 11   .-8  -7.04  -3.56 
1971 12 -5.07 -16.96 -11.02 
1972 01 -7.52 -26.77 -17.14 
