1961 12   4.35 -10.31  -2.98 
1962 01   2.30 -15.40  -6.55 
1962 02   5.90  -7.49   -.79 
1962 03   6.95  -7.35   -.20 
1962 04  19.27  -2.01   8.63 
1962 05  18.66   1.13   9.89 
1962 06  26.53   3.83  15.18 
1962 07  30.61   6.93  18.77 
1962 08  30.66   7.11  18.88 
1962 09  27.63  -0.05  13.79 
1962 10  20.66  -1.87   9.39 
1962 11  13.60  -9.38   2.11 
1962 12  10.13 -14.16  -2.01 
1963 01   5.24 -16.78  -5.77 
1963 02  11.16  -4.52   3.32 
1963 03   9.27  -7.70   0.78 
1963 04  10.93  -3.76   3.58 
1963 05  22.22   2.25  12.23 
1963 06  20.81   4.31  12.56 
1963 07  32.06   6.32  19.19 
1963 08  31.07   5.69  18.37 
1963 09  27.42 -99.99 -99.99 
1963 10  21.57  -1.17  10.19 
1963 11  10.21  -6.34   1.93 
1963 12   4.81 -14.31  -4.75 
1964 01   2.79 -15.23  -6.22 
1964 02   4.23 -12.99  -4.38 
1964 03   7.28  -9.54  -1.12 
1964 04  13.76  -2.76   5.50 
1964 05  19.29   1.22  10.25 
1964 06  23.39   3.98  13.68 
1964 07  33.04   7.87  20.45 
1964 08  30.26   5.48  17.87 
1964 09  25.64   -.82  12.41 
1964 10  21.94  -4.11   8.91 
1964 11   7.41 -10.81  -1.70 
1964 12   5.28  -6.62   -.66 
1965 01   6.11  -7.55   -.72 
1965 02   8.25  -9.18   -.46 
1965 03   9.14  -9.37   -.11 
1965 04  14.11   -.73   6.68 
1965 05  17.95  -1.37   8.29 
1965 06  24.11   3.50  13.80 
1965 07  30.16   6.97  18.56 
1965 08  27.29   8.25  17.77 
1965 09  21.34   0.55  10.94 
1965 10  22.17  -2.93   9.62 
1965 11  11.64  -3.91   3.86 
1965 12   2.13 -13.32  -5.59 
1966 01   1.91 -15.45  -6.77 
1966 02   2.35 -13.28  -5.46 
1966 03  11.95  -6.62   2.66 
1966 04  16.87  -4.35   6.26 
1966 05  24.07   2.14  13.10 
1966 06  27.11   4.36  15.73 
1966 07  32.63   8.39  20.51 
1966 08  30.85   6.38  18.61 
1966 09  26.33   3.96  15.14 
1966 10  18.98  -6.65   6.16 
1966 11  11.67  -6.48   2.59 
1966 12   1.15 -15.24  -7.04 
1967 01   4.25 -12.66  -4.20 
1967 02   7.44  -8.68   -.62 
1967 03  10.55  -5.39   2.58 
1967 04  10.82  -5.59   2.61 
1967 05  19.33   0.81  10.07 
1967 06  22.13   3.79  12.95 
1967 07  32.02   8.59  20.30 
1967 08  32.03   7.69  19.85 
1967 09  25.63   3.55  14.58 
1967 10  20.53  -3.36   8.58 
1967 11  13.04  -6.38   3.33 
1967 12   2.16 -14.41  -6.12 
1968 01   5.44 -15.73  -5.14 
1968 06  26.60   5.09  15.84 
1968 07  31.82   7.68  19.75 
1968 08  27.25   5.55  16.40 
1968 10  17.52  -2.01   7.75 
1968 11  10.88  -7.52   1.68 
1968 12   4.37 -16.75  -6.19 
1969 01   6.99  -8.77   -.89 
1969 03   8.62 -99.99 -99.99 
1969 04  17.06 -99.99 -99.99 
1969 08  33.41   8.24  20.82 
1969 12   5.59 -10.25  -2.33 
1970 01   5.94  -9.43  -1.74 
1970 02  11.31  -8.51   1.40 
1970 03  10.61  -8.67   0.96 
1970 04  11.44  -6.45   2.49 
1970 05  21.26   -.96  10.15 
1970 07  31.48   8.13  19.80 
1970 08  32.48   8.93  20.71 
1970 10  17.04  -7.09   4.97 
1970 11  11.48 -99.99 -99.99 
1970 12   4.35 -11.98  -3.81 
1971 01   6.41  -9.27  -1.43 
1971 02   8.01 -10.05  -1.02 
1971 09  24.08  -3.78  10.14 
1971 12   2.13 -99.99 -99.99 
1972 09  23.07   1.94  12.50 
1985 05 -99.99   1.31 -99.99 
1985 06 -99.99   3.33 -99.99 
1985 07  32.59   7.19  19.89 
1985 08  32.09   2.48  17.28 
1985 09  22.29  -1.20  10.54 
1985 10  18.83  -5.21   6.81 
1985 11   5.84 -12.58  -3.37 
1985 12   4.07 -14.01  -4.97 
1986 01   7.91  -9.41   -.75 
1986 02   9.21  -6.63   1.29 
1986 03  14.98  -5.18   4.89 
1986 04  15.38  -4.11   5.63 
1986 05  21.67  -2.55   9.56 
1986 06  30.21 -99.99 -99.99 
1986 07  30.29   5.37  17.83 
1986 08  32.81   6.44  19.62 
1986 09  20.86  -2.54   9.16 
1986 10  16.26  -4.50   5.88 
1986 12   6.06 -14.75  -4.34 
1987 01   2.78 -17.04  -7.13 
1987 02   6.86 -11.48  -2.30 
1987 03  10.25  -6.15   2.05 
1987 04  20.14  -3.61   8.26 
1987 05  20.90   1.15  11.02 
1987 06  28.61   4.48  16.54 
1987 10  20.04  -2.33   8.85 
1987 11   8.14  -6.67   0.73 
1987 12   1.63 -14.48  -6.42 
1988 01   1.12 -17.02  -7.95 
1988 02   7.55  -9.76  -1.10 
1988 03  10.79  -6.70   2.04 
1988 04  16.79  -3.88   6.45 
1988 05  20.69   -.91   9.89 
1988 06  29.14   4.66  16.90 
1988 07  33.23   7.54  20.38 
1988 08  30.44   5.09  17.76 
1988 09  24.86   1.19  13.02 
1989 01   1.43 -18.62  -8.59 
1989 02   3.25 -14.78  -5.76 
1989 04  19.28  -1.94   8.67 
1989 05  20.88   0.01  10.44 
1989 06  26.42   3.72  15.07 
1989 11  11.11 -10.87   0.11 
1989 12   5.66 -13.29  -3.81 
1990 01   5.43 -11.45  -3.01 
1990 02   4.71 -12.84  -4.06 
1991 01   3.18 -14.98  -5.89 
