1950 01 -6.38 -15.93 -11.15 
1950 02 -3.03 -14.37  -8.70 
1950 03 -2.85 -14.03  -8.43 
1950 04  3.39  -8.25  -2.42 
1963 09 14.17   1.58   7.87 
1963 10 10.98  -2.45   4.26 
1963 11  2.02 -11.21  -4.59 
1963 12 -5.41 -16.31 -10.86 
1964 01 -7.15 -19.25 -13.20 
1964 02 -8.59 -20.61 -14.60 
1964 03 -5.01 -17.17 -11.09 
1964 04  1.54 -10.49  -4.47 
1964 05  8.42  -4.05   2.18 
1964 06 11.61   -.85   5.37 
1964 07 19.25   4.73  11.99 
1964 08 14.69   1.80   8.24 
1964 09 12.84   -.96   5.94 
1964 10  8.68  -5.19   1.74 
1964 11  -.74 -11.76  -6.25 
1964 12 -5.75 -16.14 -10.94 
1965 01 -4.16 -14.62  -9.38 
1965 02 -4.46 -17.11 -10.78 
1965 03 -5.65 -17.40 -11.52 
1965 04  3.33  -9.28  -2.97 
1965 05  6.83  -5.98    .42 
1965 06 10.59  -1.68   4.45 
1965 07 11.20   2.08   6.64 
1965 08 12.83   1.12   6.97 
1965 09  8.72  -2.65   3.03 
1965 10  8.43  -4.61   1.91 
1965 11   .56  -9.53  -4.48 
1965 12 -1.87 -13.54  -7.70 
1966 01 -6.91 -19.37 -13.14 
1966 02 -7.46 -19.32 -13.39 
1966 03   .57 -13.62  -6.52 
1966 04  2.82 -10.49  -3.83 
1966 05  9.46  -3.35   3.05 
1966 06 13.17    .21   6.69 
1966 07 18.64   5.58  12.11 
1966 08 16.41   2.99   9.70 
1966 09 12.69   -.13   6.28 
1966 10  5.74  -7.04   -.65 
1966 11  1.16 -10.09  -4.46 
1966 12 -4.48 -16.70 -10.59 
1967 01 -6.39 -16.74 -11.56 
1967 02 -5.37 -17.81 -11.59 
1967 03  1.83 -11.74  -4.95 
1967 04  3.12  -9.78  -3.33 
1967 05  5.54  -5.82   -.14 
1967 06 10.66  -1.02   4.81 
1967 07 17.20   3.81  10.50 
1967 08 15.81   2.53   9.17 
1967 09 11.61  -1.14   5.23 
1967 10  6.36  -5.92    .22 
1967 11   .-8 -12.14  -6.11 
1967 12 -6.97 -18.45 -12.71 
1968 01 -3.78 -16.26 -10.02 
1968 02 -3.57 -14.46  -9.01 
1968 03  -.11 -14.41  -7.26 
1968 04   .11 -12.74  -6.31 
1968 05  6.31  -6.38    .-3 
1968 06 13.95    .36   7.15 
1968 07 16.56   3.48  10.01 
1968 08 12.31   1.61   6.96 
1968 09 10.73  -2.63   4.04 
1968 10  6.27  -5.96    .15 
1968 11 -3.19 -14.99  -9.09 
1968 12 -5.80 -17.70 -11.75 
1969 01 -3.84 -15.19  -9.51 
1969 02 -3.97 -16.76 -10.36 
1969 03 -3.67 -17.20 -10.44 
1969 04  4.55  -8.20  -1.82 
1969 05 10.29  -2.19   4.05 
1969 06  9.93  -1.19   4.37 
1969 07 18.19   5.00  11.59 
1969 08 18.20   4.59  11.40 
1969 09 12.70    .-7   6.31 
1969 10  1.49  -9.97  -4.24 
1969 11 -1.34 -13.68  -7.51 
1969 12 -3.83 -14.84  -9.33 
1970 01 -7.74 -17.31 -12.52 
1970 02 -2.40 -15.35  -8.87 
1970 03 -3.77 -16.64 -10.20 
1970 04  -.74 -13.22  -6.98 
1970 05  8.59  -4.21   2.19 
1970 06 12.37   -.23   6.07 
1970 07 16.74   4.15  10.44 
1970 08 17.24   5.00  11.12 
1970 09 10.24  -1.83   4.20 
1970 10  2.72  -9.06  -3.17 
1970 11 -1.45 -11.49  -6.47 
1970 12 -4.75 -16.12 -10.43 
1971 01 -6.75 -16.04 -11.40 
1971 02 -5.97 -18.12 -12.04 
1971 03 -2.73 -15.20  -8.96 
1971 04  3.03  -8.93  -2.95 
1971 05  6.80  -5.13    .83 
1971 06 12.89    .87   6.88 
1971 07 16.17   3.65   9.91 
1971 08 16.81   3.92  10.36 
1971 09  9.91  -3.10   3.40 
1971 10  4.58  -7.29  -1.35 
1971 11 -1.02 -12.89  -6.95 
1971 12 -6.23 -17.59 -11.91 
1972 01 -6.96 -17.89 -12.42 
1972 02 -4.29 -15.54  -9.91 
1972 03   .94 -11.27  -5.16 
1972 04  3.20  -8.20  -2.50 
1972 05  7.65  -5.30   1.17 
1972 06 13.65   1.46   7.55 
1972 07 16.95   4.38  10.67 
1972 08 15.46   3.51   9.48 
1972 09 10.37    .11   5.24 
1972 10  5.02  -5.18    .-7 
1972 11 -4.29 -15.09  -9.69 
1972 12 -6.43 -17.31 -11.87 
1973 01 -5.83 -17.71 -11.77 
1973 02 -3.17 -17.17 -10.17 
1973 03 -2.33 -16.01  -9.17 
1973 04  -.58 -13.68  -7.13 
1973 05  6.17  -5.85    .16 
1973 06 11.31   -.90   5.20 
1973 07 15.33   3.56   9.44 
1973 08 15.66   3.84   9.75 
1973 09 10.35  -1.00   4.67 
1973 10  6.35  -5.17    .58 
1973 11  -.73 -11.17  -5.95 
1974 01 -7.24 -17.90 -12.57 
1974 02 -5.45 -18.50 -11.97 
1974 03  -.50 -12.19  -6.34 
1974 04  1.20 -11.61  -5.20 
1974 05  8.83  -3.29   2.77 
1974 06 13.92   1.27   7.59 
1974 07 17.14   4.94  11.04 
1974 08 16.04   3.82   9.93 
1974 09 10.37  -1.51   4.42 
1974 10  6.08  -4.06   1.01 
1974 11 -2.43 -13.19  -7.81 
1974 12 -6.64 -17.87 -12.25 
1975 01 -6.39 -17.39 -11.89 
1975 02 -6.52 -18.10 -12.31 
1975 03 -2.56 -14.19  -8.37 
1975 04   .67 -10.91  -5.12 
1975 05  5.48  -6.29   -.40 
1975 06  9.72  -1.69   4.01 
1975 07 15.86   2.76   9.30 
1975 08 15.96   3.20   9.58 
1975 09 12.02   -.14   5.94 
1975 10  7.19  -6.16    .51 
1975 11 -1.26 -13.63  -7.44 
1975 12 -3.87 -15.02  -9.44 
1976 01 -6.29 -17.94 -12.11 
1976 02 -1.52 -14.07  -7.79 
1976 03 -2.09 -15.26  -8.68 
1976 04  4.23  -9.10  -2.43 
1976 05  7.91  -4.26   1.82 
1976 06 11.95   -.43   5.76 
1976 07 17.20   4.37  10.78 
1976 08 14.64   2.72   8.68 
1976 09 10.50   -.78   4.86 
1976 10  4.94  -7.31  -1.18 
1976 11  -.65 -13.07  -6.85 
1976 12 -3.75 -15.97  -9.86 
1977 01 -6.91 -17.37 -12.14 
1977 02 -3.56 -15.32  -9.43 
1977 03 -3.41 -15.93  -9.67 
1977 04  4.09  -8.43  -2.17 
1977 05  7.94  -4.48   1.73 
1977 06 15.90   2.36   9.13 
1977 07 16.45   4.28  10.36 
1977 08 14.90   3.49   9.19 
1977 09 12.76    .56   6.66 
1977 10  6.52  -5.79    .36 
1977 11 -1.16 -11.26  -6.21 
1977 12 -5.54 -15.05 -10.29 
1978 01 -6.28 -15.63 -10.95 
1978 02 -4.50 -15.90 -10.20 
1978 03   .75 -11.01  -5.13 
1978 04  3.91  -8.35  -2.22 
1978 05  5.77  -5.77    . 0 
1978 06 11.98   1.26   6.62 
1978 07 17.49   3.79  10.64 
1978 08 15.24   2.09   8.67 
1978 09 12.62   -.42   6.10 
1978 10  7.05  -5.34    .85 
1978 11  1.16 -11.07  -4.95 
1978 12 -7.45 -19.34 -13.39 
1979 01 -9.47 -20.90 -15.18 
1979 02 -3.77 -16.77 -10.27 
1979 03  -.69 -14.15  -7.41 
1979 04  3.22 -10.82  -3.79 
1979 05  7.23  -5.88    .67 
1979 06 12.19   -.61   5.79 
1979 07 17.25   3.64  10.44 
1979 08 15.33   3.19   9.26 
1979 09 14.55   1.04   7.80 
1979 10  7.84  -4.39   1.72 
1979 11 -4.76 -16.10 -10.43 
1979 12 -3.03 -14.67  -8.85 
1980 01 -5.51 -15.77 -10.64 
1980 02 -2.05 -13.95  -8.00 
1980 03 -2.60 -14.51  -8.55 
1980 04  1.23 -11.31  -5.04 
1980 05  5.68  -5.85    .-8 
1980 06 13.57    .18   6.87 
1980 07 16.42   2.54   9.47 
1980 08 15.74   3.33   9.53 
1980 09 13.05    .52   6.78 
1980 10  5.93  -6.75   -.41 
1980 11   .37 -10.85  -5.24 
1980 12   .57 -10.64  -5.03 
1981 01  -.76 -13.60  -7.18 
1981 02 -3.56 -15.63  -9.59 
1981 03  -.93 -13.83  -7.38 
1981 04  5.99  -6.92   -.46 
1981 05  6.86  -4.63   1.11 
1981 06 15.21   2.25   8.72 
1981 07 16.49   4.86  10.67 
1981 08 15.23   3.09   9.16 
1981 09 12.73   1.14   6.93 
1981 10  5.02  -5.59   -.28 
1981 11  2.33  -9.55  -3.60 
1981 12 -5.35 -15.11 -10.22 
1982 01 -6.28 -17.28 -11.78 
1982 02 -3.37 -16.57  -9.96 
1982 03 -1.01 -13.15  -7.08 
1982 04  1.85 -11.72  -4.93 
1982 05  7.01  -4.85   1.08 
1982 06 10.91  -1.09   4.91 
1982 07 15.66   3.58   9.62 
1982 08 15.87   4.58  10.22 
1982 09 10.44    .30   5.37 
1982 10  2.66  -8.83  -3.08 
1982 11 -1.67 -13.41  -7.54 
1982 12 -4.98 -15.83 -10.41 
1983 01 -3.22 -14.59  -8.90 
1983 02 -2.99 -15.13  -9.06 
1983 03 -1.55 -12.76  -7.15 
1983 04  -.74 -13.13  -6.93 
1983 05  4.71  -6.90  -1.09 
1983 06 11.24   -.56   5.33 
1983 07 15.91   3.62   9.76 
1983 08 17.19   5.75  11.47 
1983 09 12.95   1.11   7.03 
1983 10  6.32  -4.23   1.04 
1983 11 -1.63 -11.58  -6.60 
1983 12 -7.29 -16.52 -11.90 
1984 01 -6.33 -17.92 -12.12 
1984 02 -3.31 -16.90 -10.10 
1984 03 -3.22 -14.37  -8.79 
1984 04   .13 -11.74  -5.80 
1984 05  8.59  -3.48   2.55 
1984 06 12.04    . 0   6.02 
1984 07 17.04   4.59  10.81 
1984 08 14.82   3.53   9.17 
1984 09 10.14  -1.70   4.22 
1984 10  1.15  -9.43  -4.14 
1984 11  -.63 -12.90  -6.76 
1984 12 -3.96 -15.19  -9.57 
1985 01 -6.97 -18.02 -12.49 
1985 02 -6.55 -19.54 -13.04 
1985 03  -.75 -13.98  -7.36 
1985 04  4.06  -7.74  -1.83 
