1966 01 17.11 -26.46 -21.78 
1966 02 18.62 -28.62 -23.62 
1966 03 -9.62 -22.09 -15.85 
1966 04   .56 -10.08  -4.75 
1966 05  9.26   -.21   4.52 
1966 06 18.10   6.70  12.40 
1966 07 19.44   8.20  13.82 
1966 08 15.67   4.58  10.12 
1966 09  7.62   -.40   3.61 
1966 10   .20  -5.36  -2.58 
1966 11 -1.15  -9.58  -5.36 
1966 12 -6.78 -12.78  -9.78 
1967 01 14.95 -28.14 -21.54 
1967 02 -6.49 -15.79 -11.14 
1967 03   . 1 -10.00  -4.99 
1967 04  3.76  -6.48  -1.36 
1967 05 10.41   -.67   4.87 
1967 06 16.15   4.60  10.37 
1967 07 18.32   7.57  12.94 
1967 08 16.96   9.20  13.08 
1967 09 12.40   3.96   8.18 
1967 10  2.46  -4.85  -1.19 
1967 11   .61  -5.08  -2.23 
1967 12 15.63 -25.75 -20.69 
1968 01 14.64 -24.78 -19.71 
1968 02 12.66 -25.41 -19.03 
1968 03 -2.28 -16.25  -9.26 
1968 04  2.93  -5.93  -1.49 
1968 05  6.40  -3.23   1.58 
1968 06 17.24   5.41  11.32 
1968 07 17.04   5.68  11.36 
1968 08 15.88   3.70   9.79 
1968 09  7.84  -1.20   3.32 
1968 10 -2.74 -11.71  -7.22 
1968 11 -4.42 -13.44  -8.93 
1968 12 -2.45 -12.69  -7.57 
1969 01 10.58 -20.28 -15.43 
1969 02 14.70 -25.75 -20.22 
1969 03 -4.26 -19.28 -11.77 
1969 04  2.47 -11.27  -4.40 
1969 05  6.94  -3.22   1.86 
1969 06 17.62   5.92  11.77 
1969 07 19.36   5.68  12.52 
1969 08 19.01   6.37  12.69 
1969 09  9.85    . 7   4.96 
1969 10  4.48  -1.65   1.41 
1969 11 -5.29 -14.53  -9.91 
1969 12 -8.10 -19.64 -13.87 
1970 01 11.30 -22.23 -16.76 
1970 02 15.94 -27.64 -21.79 
1970 03 -2.82 -10.86  -6.83 
1970 04   .23 -11.22  -5.49 
1970 05  9.89   -.12   4.88 
1970 06 20.73   6.51  13.62 
1970 07 20.34   8.67  14.50 
1970 08 17.70   5.30  11.50 
1970 09  9.77   2.05   5.91 
1970 10  3.16  -2.73    .21 
1970 11 -6.04 -14.70 -10.37 
1970 12 -5.93 -17.69 -11.81 
1971 01 -8.43 -19.76 -14.09 
1971 02 10.13 -19.11 -14.62 
1971 03 -6.64 -24.39 -15.51 
1971 04  1.47  -9.54  -4.03 
1971 05  9.35  -1.68   3.83 
1971 06 16.96   3.75  10.36 
1971 07 18.54   6.17  12.35 
1971 08 16.71   6.60  11.66 
1971 09  9.74   -.31   4.71 
1971 10  2.11  -6.81  -2.34 
1971 11 -9.46 -20.11 -14.78 
1971 12 -4.78 -15.31 -10.04 
1972 01 -8.77 -18.15 -13.46 
1972 02 -8.18 -19.31 -13.75 
1972 03 -2.15 -12.05  -7.10 
1972 04  1.65  -5.45  -1.89 
1972 05  8.43    .36   4.39 
1972 06 19.43   7.66  13.54 
1972 07 22.62   8.85  15.74 
1972 08 17.78   5.49  11.63 
1972 09 10.50   2.09   6.30 
1972 10  3.26  -4.21   -.47 
1972 11 -5.19 -13.02  -9.10 
1972 12 -1.30 -10.86  -6.08 
1984 01 11.73 -22.17 -16.95 
1984 02 -3.95 -12.84  -8.39 
1984 03 -3.82 -17.46 -10.64 
1984 04  4.32  -5.96   -.81 
1984 05 15.50   2.83   9.16 
1984 06 17.27   6.71  11.99 
1984 07 16.82   9.49  13.15 
1984 08 15.46   5.68  10.57 
1984 09  9.55   1.02   5.28 
1984 10  2.44  -1.95    .24 
1984 11 -6.04 -14.13 -10.08 
1984 12 -4.31 -11.51  -7.91 
1985 01 17.10 -28.72 -22.91 
1985 02 18.87 -32.12 -25.50 
1985 03 -2.84 -11.71  -7.27 
1985 04  1.74 -10.14  -4.20 
1985 05  8.39   -.73   3.83 
1985 06 17.04   6.28  11.66 
1985 07 19.78   8.67  14.22 
1985 08 16.71   7.73  12.22 
1985 09 10.08   2.32   6.20 
1985 10  4.55  -2.54   1.00 
1985 11 -5.71 -14.05  -9.88 
1985 12 16.45 -28.00 -22.22 
1986 01 15.41 -26.00 -20.70 
1986 02 -9.42 -21.68 -15.55 
1986 03  -.75  -7.91  -4.33 
1986 04  2.25  -6.99  -2.36 
1986 05 11.20   2.51   6.85 
1986 06 20.46   8.43  14.45 
1986 07 19.45   8.53  13.99 
1986 08 13.55   5.35   9.45 
1986 09  7.20   -.71   3.24 
1986 10  4.48  -2.02   1.23 
1986 11  -.77  -7.94  -4.35 
1986 12 14.77 -25.84 -20.30 
1987 01 19.31 -27.93 -23.62 
1987 02 11.28 -21.76 -16.52 
1987 03 -5.21 -15.85 -10.53 
1987 04  3.11  -7.32  -2.10 
1987 05  9.67    . 2   4.84 
1987 06 15.31   5.83  10.57 
1987 07 17.92   7.05  12.48 
1987 08 13.91   4.98   9.45 
1987 09  9.28   2.65   5.96 
1987 10  7.29   2.65   4.97 
1987 11 -5.11 -10.22  -7.66 
1987 12 11.14 -24.85 -17.99 
1988 01 -8.25 -17.91 -13.08 
1988 02 -8.88 -16.87 -12.87 
1988 03 -4.25 -10.86  -7.55 
1988 04  2.14  -9.27  -3.56 
1988 05 11.46   -.52   5.46 
1988 06 19.02   7.92  13.47 
1988 07 21.26  11.55  16.40 
1988 08 15.78   8.78  12.28 
1988 09 11.37   4.42   7.89 
1989 01 -4.88 -13.73  -9.30 
1989 02 -4.66 -16.70 -10.68 
1989 03   .16  -6.38  -3.11 
1989 04  6.00  -3.08   1.46 
1989 05 11.91   2.21   7.06 
1989 06 17.75   6.71  12.23 
1989 07 18.04   7.98  13.01 
1989 08 17.24   6.69  11.96 
1989 09 11.73   1.55   6.64 
1989 10  1.76  -5.53  -1.88 
1989 11 -1.82  -7.99  -4.90 
1989 12 -9.09 -18.51 -13.80 
1990 01 11.83 -21.71 -16.77 
1990 02   .-1  -5.83  -2.92 
1990 03   . 4 -12.14  -6.05 
1990 04  6.56  -5.41    .57 
1990 05 10.81   1.04   5.93 
1990 06 17.03   5.41  11.22 
1990 07 18.78   9.62  14.20 
1990 08 16.85   7.72  12.28 
1990 09  9.87   1.03   5.45 
1990 10  3.83  -3.37    .23 
1990 11 -6.40 -15.29 -10.84 
1990 12 -2.07 -11.37  -6.72 
1991 01 -7.55 -15.79 -11.67 
1991 02 13.14 -24.88 -19.01 
1991 03 -2.32 -14.32  -8.32 
1991 04  4.19  -5.47   -.63 
1991 05  8.29   -.65   3.82 
1991 06 15.23   6.15  10.69 
1991 07 19.12  10.03  14.58 
1991 08 17.75   8.05  12.90 
1991 09  8.99   -.32   4.33 
1991 10  3.43  -3.39    . 1 
1991 11 -2.90 -10.27  -6.58 
1991 12 -4.25 -14.66  -9.45 
1992 01 -3.85 -14.85  -9.35 
1992 02 -2.52 -13.17  -7.84 
1992 03   .58  -8.82  -4.12 
1992 04   .62  -7.54  -3.46 
1992 05 13.28   1.99   7.63 
1992 06 19.82   6.70  13.26 
1992 07 16.48   7.58  12.03 
1992 08 13.55   5.58   9.56 
1992 09 11.19   5.55   8.37 
1992 10 -3.45 -13.75  -8.60 
1992 11 -6.06 -14.04 -10.05 
1992 12 -1.23  -8.85  -5.04 
1993 01 -5.51 -15.97 -10.74 
1993 02 -4.04 -15.52  -9.78 
1993 03 -1.16 -14.93  -8.04 
