1966 11 11.07 -21.65 -16.36 
1966 12 11.95 -20.68 -16.31 
1967 01 15.00 -26.46 -20.73 
1967 02 -7.51 -18.95 -13.23 
1967 03 -7.22 -21.87 -14.54 
1967 04  4.23 -10.06  -2.91 
1967 05 10.62  -1.69   4.46 
1967 06 19.25   3.40  11.32 
1967 09 12.61   1.03   6.82 
1967 10  2.79  -4.46   -.83 
1967 11 -4.89 -15.08  -9.98 
1967 12 11.05 -20.42 -15.73 
1968 01 99.99 -28.64 -99.99 
1968 02 -7.27 -20.72 -13.99 
1968 03  -.19 -12.95  -6.57 
1968 04  2.41 -10.78  -4.18 
1968 05 12.20  -2.35   4.92 
1968 07 18.59   5.77  12.18 
1968 08 16.75   2.80   9.77 
1968 09  9.10    .95   5.02 
1968 10  1.62  -6.61  -2.49 
1968 11 -5.87 -16.06 -10.96 
1968 12 21.05 -29.78 -25.41 
1969 01 25.72 -36.72 -31.22 
1969 02 -9.74 -23.82 -16.77 
1969 03 -1.38 -15.57  -8.47 
1969 04  4.66  -7.64  -1.49 
1969 05 11.64  -1.08   5.28 
1969 06 21.42   4.11  12.76 
1969 07 15.91   4.54  10.22 
1969 09  9.81   2.03   5.92 
1969 10  6.35  -5.68    .33 
1969 11 -5.67 -14.69 -10.18 
1969 12 -8.85 -17.94 -13.39 
1970 01 15.32 -23.95 -19.63 
1970 02 -2.62 -15.30  -8.96 
1970 03   .56 -12.92  -6.18 
1970 04  3.95  -7.18  -1.61 
1970 05 10.49  -1.01   4.73 
1970 06 15.23   3.48   9.35 
1970 07 16.00   4.04  10.02 
1970 08 15.75   3.25   9.50 
1970 09  9.00    .58   4.79 
1970 10  3.09  -4.98   -.94 
1970 11 -8.76 -18.19 -13.47 
1970 12 14.27 -24.48 -19.37 
1971 01 20.09 -30.77 -25.43 
1971 02 -4.71 -16.66 -10.69 
1971 03 -4.79 -17.21 -11.00 
1971 04  3.64  -7.94  -2.15 
1971 05  9.39  -2.22   3.58 
1971 06 18.09   2.59  10.34 
1971 07 22.20   5.00  13.60 
1971 08 17.83   4.48  11.15 
1971 09 10.27   1.33   5.80 
1971 10  1.69  -6.40  -2.35 
1971 11 -8.18 -16.87 -12.52 
1971 12 15.75 -27.03 -21.39 
1972 01 19.57 -31.27 -25.42 
1972 02 15.65 -26.24 -20.94 
1972 03 -4.79 -17.86 -11.32 
1972 04   .76 -12.99  -6.11 
1972 05 10.99  -2.26   4.36 
1972 06 16.36   1.36   8.86 
1972 07 19.18   4.26  11.72 
1972 08 16.86   4.60  10.73 
1972 09  8.13   -.92   3.60 
1972 10  3.90  -6.63  -1.36 
1972 11 -5.39 -12.83  -9.10 
1973 02 10.38 -99.99 -99.99 
1973 03 -1.44 -13.87  -7.65 
1973 04  4.96  -7.31  -1.17 
1973 05 10.22  -1.53   4.35 
1973 06 14.78   2.80   8.79 
1973 07 17.19   5.00  11.09 
1973 08 13.67   3.14   8.40 
1973 09 12.60  -1.29   5.65 
1974 01 22.08 -32.86 -27.47 
1974 02 -8.29 -20.46 -14.37 
1974 03 -7.55 -24.19 -15.87 
1974 04  3.60  -8.47  -2.43 
1974 10  3.17  -4.44   -.63 
1974 12 -6.88 -17.64 -12.26 
1975 01 13.86 -24.32 -19.09 
1975 02 11.08 -24.66 -17.86 
1975 03 -2.55 -19.49 -11.02 
1975 04  4.28  -9.70  -2.70 
1975 05 10.68  -2.26   4.21 
1975 06 14.98    .75   7.86 
1975 07 17.86   5.09  11.47 
1975 08 16.24   2.76   9.50 
1975 09 12.82    .36   6.58 
1975 10  3.44  -5.63  -1.09 
1975 11 -9.30 -99.99 -99.99 
1975 12 15.92 -27.10 -21.51 
1976 01 -9.81 -22.14 -15.97 
1976 02 -9.75 -24.85 -17.29 
1976 03 -2.89 -18.95 -10.92 
1976 04  5.28  -9.35  -2.03 
1976 05  9.10  -1.33   3.89 
1976 07 16.54   3.75  10.14 
1976 08 16.74   4.52  10.63 
1976 09 12.94 -99.99 -99.99 
1976 10  3.76  -4.40   -.32 
1976 11   .32 -10.74  -5.21 
1977 02  -.29 -13.69  -6.99 
1977 03 -1.94 -15.71  -8.82 
1977 04  5.20  -5.87   -.33 
1977 05 10.99  -1.02   4.98 
1977 06 16.20   2.63   9.41 
1977 07 17.73   4.82  11.27 
1977 08 20.27   4.87  12.57 
1977 09 10.70   -.92   4.89 
1977 10  4.05  -5.42   -.68 
1977 11 10.17 -20.83 -15.50 
1977 12 19.24 -28.90 -24.07 
1978 02 -5.25 -21.43 -13.34 
1978 03 -1.89 -18.39 -10.13 
1978 04  5.00  -9.07  -2.03 
1978 05 11.21  -2.21   4.50 
1978 06 17.71   3.22  10.46 
1978 08 17.83 -99.99 -99.99 
1978 09 11.77 -99.99 -99.99 
1978 10  4.09 -99.99 -99.99 
1978 11 -7.09 -16.29 -11.69 
1978 12 -9.34 -21.19 -15.26 
1979 01 13.32 -26.41 -19.86 
1979 02 18.52 -27.09 -22.80 
1979 03 -1.33 -12.22  -6.77 
1979 04  5.06  -8.37  -1.65 
1979 05  7.69   -.17   3.76 
1979 06 13.24 -99.99 -99.99 
1979 07 16.39   6.42  11.40 
1979 12 99.99 -20.58 -99.99 
1980 01 14.48 -25.88 -20.18 
1980 02 -3.91 -16.36 -10.13 
1980 03 -2.44 -15.29  -8.86 
1980 04  5.30  -4.48    .41 
1980 05 99.99  -2.07 -99.99 
1980 06 18.69   3.58  11.13 
1980 07 17.60   6.53  12.06 
1980 10 99.99  -2.23 -99.99 
1980 11 -1.68 -10.22  -5.95 
1980 12 99.99 -28.48 -99.99 
1981 01 -3.69 -14.45  -9.07 
1981 02 -5.04 -20.79 -12.91 
1981 03  2.42 -13.39  -5.48 
1981 04  1.23 -12.30  -5.53 
1981 05 13.71    .72   7.21 
1981 06 16.29   2.25   9.27 
1981 07 20.03   5.53  12.78 
1981 08 17.12   4.92  11.02 
1981 10  3.71  -3.41    .14 
1981 11 -4.46 -13.30  -8.88 
1981 12 99.99 -28.03 -99.99 
1982 01 22.13 -33.68 -27.91 
1982 02 14.67 -99.99 -99.99 
1982 03 -4.29 -16.18 -10.23 
1982 04  3.67 -10.44  -3.38 
1982 09 12.56   -.52   6.02 
1982 10  3.69  -5.80  -1.05 
1982 11 -9.93 -19.27 -14.60 
1982 12 12.03 -19.37 -15.70 
1983 01 13.26 -20.20 -16.73 
1983 02 -8.66 -19.93 -14.29 
1983 03 -1.66 -16.82  -9.24 
1983 05 11.88    . 9   5.98 
1983 06 17.50   4.07  10.78 
1983 07 18.12   4.88  11.50 
1983 08 14.16   3.77   8.96 
1983 09  9.43   -.57   4.43 
1983 10  2.76  -5.11  -1.17 
1983 11 -7.75 -16.57 -12.16 
1983 12 19.17 -28.48 -23.82 
1984 01 -9.00 -19.37 -14.18 
1984 02 -2.67 -14.55  -8.61 
1984 03  1.33 -10.62  -4.64 
1984 04  5.90  -5.00    .45 
1984 05  8.45  -2.89   2.77 
1984 07 18.08 -99.99 -99.99 
1984 08 16.70 -99.99 -99.99 
1990 12 13.96 -27.53 -20.74 
1991 01 14.73 -27.17 -20.95 
1991 02 -3.00 -15.62  -9.30 
1991 03 99.99 -17.39 -99.99 
1991 12 -9.12 -23.35 -16.23 
1992 01 -6.83 -18.68 -12.75 
1992 02 -6.52 -17.56 -12.04 
1992 03   .52 -14.84  -7.15 
1992 04  2.98 -10.48  -3.74 
1992 11 -3.17 -14.33  -8.75 
1992 12 17.69 -31.14 -24.41 
1993 01 14.08 -27.70 -20.89 
1993 02 -6.45 -22.95 -14.70 
1993 03   .-2 -18.29  -9.15 
1993 04  7.68  -6.52    .57 
1993 10  4.94 -99.99 -99.99 
1993 11 -2.79 -12.60  -7.69 
1993 12 -5.82 -17.53 -11.67 
1994 01 15.43 -22.68 -19.05 
1994 02 18.39 -30.66 -24.52 
1994 03  1.71 -11.47  -4.88 
1994 10  4.52  -4.21    .15 
1994 11 -8.70 -19.07 -13.88 
1994 12 12.41 -24.04 -18.22 
1995 01 11.76 -21.12 -16.44 
1995 02 -6.00 -23.20 -14.60 
1995 03 -3.05 -18.18 -10.61 
1995 11 -9.29 -18.34 -13.81 
1995 12 16.76 -25.22 -20.99 
1996 01 23.11 -35.75 -29.43 
1996 02 -6.14 -20.21 -13.17 
1996 03 -2.09 -18.32 -10.21 
1996 11 10.48 -21.12 -15.80 
1996 12 15.82 -27.76 -21.79 
1997 01 14.92 -27.67 -21.29 
1997 02 -4.14 -16.02 -10.08 
1997 03 -5.76 -19.03 -12.39 
1997 10   .55  -8.52  -3.98 
1997 11 -4.48 -15.20  -9.84 
1997 12 -5.63 -16.06 -10.84 
1998 01 17.50 -26.02 -21.76 
1998 02 -4.44 -17.25 -10.84 
1998 03   .19 -17.90  -8.85 
1998 04  7.07  -6.07    .50 
1998 10  1.66  -4.42  -1.38 
1998 11 -8.53 -15.53 -12.03 
1998 12 12.85 -21.83 -17.34 
1999 03  -.76 -16.48  -8.62 
1999 04  6.56  -8.17   -.80 
1999 11 -5.53 -17.10 -11.31 
2004 03  1.19 -16.11  -7.46 
