1931 11  8.53   -.85   3.84 
1931 12  1.70  -6.52  -2.40 
1932 01 -1.42  -9.49  -5.45 
1932 02 -1.27 -13.55  -7.41 
1932 03   .87 -11.42  -5.27 
1932 04 12.45 -99.99 -99.99 
1932 05 19.17   3.82  11.49 
1932 06 99.99  10.44 -99.99 
1932 07 99.99  12.56 -99.99 
1932 09 99.99   4.80 -99.99 
1932 10 12.15   1.37   6.76 
1932 11  3.61  -7.60  -1.99 
1932 12 -1.92 -12.62  -7.27 
1933 01   .60 -11.62  -5.51 
1933 02 -3.64 -17.89 -10.76 
1933 03  2.13  -8.22  -3.04 
1933 04  9.49  -1.46   4.01 
1933 05 18.99 -99.99 -99.99 
1933 08 99.99   9.82 -99.99 
1933 10 11.21 -99.99 -99.99 
1933 12 -3.82 -14.17  -8.99 
1934 01 -1.35 -99.99 -99.99 
1934 02 -4.62 -18.36 -11.49 
1934 03   .51 -10.66  -5.07 
1934 05 99.99   5.45 -99.99 
1934 06 25.96  11.02  18.49 
1934 08 22.91   8.26  15.58 
1934 10 99.99   3.78 -99.99 
1934 12 -3.88 -13.30  -8.59 
1983 06 24.16   8.18  16.17 
1983 07 28.69  14.50  21.59 
1983 08 27.61  13.26  20.43 
1983 09 20.72   7.61  14.16 
1983 10 13.38   1.60   7.49 
1983 11  5.08  -3.64    .71 
1983 12 -8.68 -19.49 -14.08 
1984 01 -6.87 -18.61 -12.74 
1984 02  1.92  -8.64  -3.36 
1984 03   .14 -11.37  -5.61 
1984 04 13.19    .69   6.93 
1984 05 17.15   2.18   9.66 
1984 06 24.56  10.74  17.65 
1984 07 25.93  10.82  18.37 
1984 08 25.94  11.90  18.92 
1984 09 18.53   5.06  11.79 
1984 10 13.80   3.26   8.53 
1984 11  4.54  -6.55  -1.00 
1985 01 -6.33 -18.37 -12.35 
1985 02 -3.93 -15.72  -9.82 
1985 03  5.67  -6.19   -.26 
1985 04 13.47   -.72   6.37 
1985 05 21.27   5.73  13.50 
1985 06 21.91   7.34  14.62 
1985 07 25.73   9.77  17.75 
1985 08 23.26   9.85  16.55 
1985 09 19.11   7.66  13.38 
1985 10 13.23   -.19   6.52 
1985 11  1.42  -7.61  -3.09 
1985 12 -7.96 -19.52 -13.74 
1986 01 -4.26 -17.89 -11.07 
1986 02 -3.71 -15.75  -9.72 
1986 03  4.37  -7.90  -1.76 
1986 04 15.19   1.15   8.17 
1986 05 20.84   4.91  12.87 
1986 06 23.96   7.73  15.84 
1986 07 26.79  13.10  19.94 
1986 08 23.27   8.29  15.78 
1986 09 19.07   7.33  13.20 
1986 10 12.83    . 6   6.44 
1986 11  2.62  -8.52  -2.95 
1986 12 -1.55 -10.91  -6.23 
1987 01 -2.20 -12.62  -7.41 
1987 02  1.86 -11.01  -4.57 
1987 03  7.04  -6.49    .27 
1987 04 16.01    . 7   8.04 
1987 05 20.54   4.75  12.64 
1987 06 26.42  10.50  18.45 
1987 07 27.82  12.81  20.31 
1987 08 24.66  11.04  17.85 
1987 09 21.11   5.97  13.54 
1987 10  9.58  -2.46   3.56 
1987 11  6.04  -3.56   1.24 
1987 12  -.15  -8.01  -4.08 
1988 01 -5.99 -20.45 -13.22 
1988 02 -4.57 -19.43 -12.00 
1988 03  3.09  -8.53  -2.71 
1988 04 13.00  -2.46   5.27 
1988 05 23.49   3.47  13.48 
1988 06 27.65   8.66  18.15 
1988 07 28.75  11.81  20.28 
1988 08 26.89  12.61  19.75 
1988 09 20.60   6.19  13.39 
1988 10 10.25  -1.86   4.19 
1988 11  4.12  -2.90    .60 
1988 12 -2.33 -14.68  -8.51 
1989 01 -1.45 -13.92  -7.68 
1989 02 -5.21 -20.27 -12.74 
1989 03  1.50 -12.08  -5.29 
1989 04 10.33  -3.32   3.50 
1989 05 19.01   1.89  10.45 
1989 06 22.99   8.24  15.61 
1989 07 27.92  12.03  19.97 
1989 08 26.15  11.78  18.96 
1989 09 21.13   4.96  13.04 
1989 10 15.06    .37   7.71 
1989 11  1.56  -8.28  -3.36 
1989 12 -8.26 -20.40 -14.33 
1990 01  1.20 -13.64  -6.22 
1990 02  -.58 -16.16  -8.37 
1990 03  5.66  -7.47   -.90 
1990 04 14.22   -.92   6.65 
1990 05 17.33   2.53   9.93 
1990 06 23.43   9.60  16.52 
1990 07 25.38  11.63  18.50 
1990 08 24.82  11.45  18.13 
1990 09 20.84   8.01  14.42 
1990 10 12.22  -1.86   5.18 
1990 11  7.60  -4.69   1.45 
1990 12 -1.99 -14.15  -8.07 
1991 01 -6.58 -18.04 -12.31 
1991 02   .21 -13.47  -6.63 
1991 03  4.67  -7.69  -1.51 
1991 04 13.96   1.10   7.53 
1991 05 20.69   8.89  14.79 
1991 06 26.41  11.32  18.86 
1991 07 25.04  12.04  18.54 
1991 08 26.58  12.04  19.31 
1991 09 19.00   5.36  12.18 
1991 10 13.10   -.81   6.14 
1991 11  2.03  -8.85  -3.41 
1991 12 -1.39 -14.36  -7.87 
1992 01 -2.91 -12.48  -7.69 
1992 02   .17 -11.65  -5.74 
1992 03  3.44  -9.14  -2.85 
1992 04  8.91  -1.91   3.50 
1992 05 20.65   2.92  11.78 
1992 06 22.46   7.39  14.92 
1992 07 23.03   9.56  16.29 
1992 08 24.00   8.18  16.09 
1992 09 18.73   5.25  11.99 
1992 10 13.83   -.77   6.53 
1992 11  2.29  -5.67  -1.69 
1992 12 -2.85 -12.93  -7.89 
1993 01 -3.60 -16.79 -10.19 
1993 02 -2.01 -16.09  -9.05 
1993 03  4.34  -9.17  -2.41 
