1947 07 17.49   4.61  11.05 
1947 09 10.04    .30   5.17 
1947 10 99.99  -3.68 -99.99 
1947 11 99.99 -13.45 -99.99 
1970 09 14.06  -2.26   5.90 
1970 10  5.39  -9.89  -2.25 
1970 11  1.85 -13.04  -5.59 
1971 01 -1.92 -18.04  -9.98 
1971 02 -3.06 -19.00 -11.03 
1971 03  1.17 -15.65  -7.23 
1971 04  6.83 -11.25  -2.21 
1971 05 10.31  -5.90   2.20 
1971 06 18.46   -.84   8.81 
1971 07 21.01   1.81  11.41 
1971 08 19.56   2.03  10.79 
1971 09 14.19  -3.98   5.10 
1971 10  9.34  -7.66    .84 
1971 11  2.11 -14.14  -6.01 
1971 12 -3.17 -18.41 -10.79 
1972 01 -2.17 -19.26 -10.71 
1972 02   .49 -15.84  -7.67 
1972 03  3.27 -11.94  -4.33 
1972 04  5.72  -9.47  -1.87 
1972 05 10.84  -5.92   2.46 
1972 06 17.87   -.13   8.87 
1972 07 20.99   1.64  11.31 
1972 08 19.25   1.12  10.18 
1972 09 13.86  -1.46   6.20 
1972 10  8.50  -4.42   2.03 
1972 11  -.49 -16.20  -8.34 
1972 12 -1.97 -18.41 -10.18 
1973 01 -1.16 -18.70  -9.93 
1973 02  1.00 -18.45  -8.72 
1973 03  1.90 -15.24  -6.67 
1973 04  2.97 -13.54  -5.28 
1973 05  9.85  -4.80   2.52 
1973 06 16.85  -1.51   7.67 
1973 07 18.79   1.58  10.18 
1973 08 19.19   1.94  10.56 
1973 09 13.94  -1.55   6.19 
1973 10 11.86  -7.16   2.34 
1973 11  2.55  -9.93  -3.69 
1973 12 -2.33 -17.04  -9.68 
1974 01 -3.22 -19.09 -11.15 
1974 02  -.73 -19.03  -9.88 
1974 03  3.22 -13.05  -4.91 
1974 04  4.73 -11.92  -3.59 
1974 05 12.95  -3.41   4.77 
1974 06 18.42   -.78   8.82 
1974 07 19.93   1.88  10.90 
1974 08 18.45    .77   9.61 
1974 09 15.35  -2.46   6.44 
1974 10  9.96  -4.76   2.60 
1974 11  1.31 -14.11  -6.39 
1974 12 -3.10 -18.93 -11.01 
1975 01 -2.60 -17.48 -10.04 
1975 02 -2.18 -19.12 -10.65 
1975 03  1.04 -15.60  -7.27 
1975 04  4.10 -11.63  -3.76 
1975 05  8.76  -6.36   1.20 
1975 06 15.60  -1.87   6.86 
1975 07 20.12   1.88  11.00 
1975 08 18.99    .63   9.80 
1975 09 14.51  -2.84   5.83 
1975 10 10.95  -9.16    .89 
1975 11  1.96 -14.16  -6.10 
1975 12   .11 -16.19  -8.04 
1976 01 -2.53 -18.52 -10.52 
1978 03  4.59 -12.28  -3.84 
1978 04  7.52  -9.84  -1.16 
1978 05  9.95  -6.38   1.78 
1978 06 16.99   -.31   8.34 
1978 07 21.05   2.35  11.70 
1978 11  2.98 -14.07  -5.54 
1978 12 -5.61 -18.39 -12.00 
1979 01 -5.57 -21.55 -13.56 
1979 02 -1.34 -17.71  -9.53 
1979 03  1.24 -14.29  -6.52 
1979 07 20.04   1.42  10.73 
1979 09 17.60   -.74   8.43 
1979 10 11.38  -7.89   1.74 
1979 11 -1.74 -16.50  -9.12 
1980 01 -2.02 -17.62  -9.82 
