1960 10  3.89  -4.09   -.10 
1960 11 -9.49 -18.76 -14.12 
1960 12 12.60 -22.69 -17.64 
1961 01 17.75 -28.37 -23.06 
1961 02 11.91 -24.85 -18.38 
1961 03  -.89 -18.42  -9.65 
1961 04  7.25  -6.54    .35 
1961 05 13.44  -1.29   6.07 
1961 06 20.45   4.21  12.33 
1961 10  3.05  -7.47  -2.21 
1961 11 10.55 -21.88 -16.21 
1962 02 11.99 -27.58 -19.78 
1962 03 -3.82 -20.86 -12.34 
1962 04  6.89  -5.88    .50 
1968 05 15.23   -.60   7.31 
1968 06 18.39   5.23  11.81 
1968 07 20.70   8.32  14.51 
1968 08 18.69   5.33  12.01 
1968 09 12.22   2.28   7.25 
1968 10  2.94  -5.62  -1.33 
1968 11 -9.29 -18.08 -13.68 
1968 12 27.20 -35.09 -31.14 
1969 01 32.84 -42.17 -37.50 
1969 02 14.89 -28.81 -21.85 
1969 03 -1.61 -17.71  -9.66 
1969 04  7.36  -5.66    .85 
1969 05 14.73    .79   7.76 
1969 06 22.67   6.35  14.51 
1969 07 19.53   7.58  13.55 
1969 08 16.28   4.75  10.51 
1969 09 10.04   2.02   6.03 
1969 10  4.61  -6.89  -1.13 
1969 11 -7.57 -16.62 -12.10 
1969 12 15.20 -22.51 -18.85 
1970 01 21.49 -29.51 -25.50 
1970 02 -8.32 -21.18 -14.75 
1970 03  1.45 -13.15  -5.85 
1970 04  6.89 -99.99 -99.99 
1970 05 14.30    .73   7.51 
1970 06 19.37   6.44  12.91 
1970 07 20.42   6.86  13.64 
1970 09 11.65   2.62   7.13 
1970 10  3.74  -4.19   -.22 
1970 11 12.85 -19.60 -16.22 
1971 01 26.15 -36.02 -31.08 
1971 02 -8.03 -21.23 -14.62 
1971 03 -4.58 -19.37 -11.97 
1971 04  6.69  -7.06   -.18 
1971 05 13.45   -.13   6.66 
1971 06 20.77   6.47  13.62 
1971 07 25.81   8.75  17.27 
1971 08 21.47   6.99  14.23 
1971 09 12.14   2.04   7.09 
1971 10  2.90  -5.80  -1.45 
1971 11 10.22 -17.70 -13.96 
1971 12 22.60 -34.25 -28.43 
1972 01 25.25 -37.22 -31.23 
1972 02 18.09 -30.04 -24.06 
1972 03 -3.85 -18.51 -11.18 
1972 04  2.76 -10.58  -3.91 
1972 05 15.26    .11   7.68 
1972 06 19.61   6.03  12.82 
1972 08 20.61   7.52  14.06 
1972 09 10.34    .25   5.29 
1972 10  2.84  -6.22  -1.69 
1972 11 -6.83 -13.48 -10.15 
1972 12 19.29 -29.43 -24.36 
1973 01 19.44 -30.19 -24.81 
1973 02 13.99 -25.58 -19.78 
1973 03   .13 -15.05  -7.46 
1973 04  8.76  -4.77   1.99 
1973 05 14.68   1.29   7.98 
1973 06 17.79   6.27  12.03 
1973 07 21.52   8.60  15.06 
1973 08 18.16   6.24  12.20 
1973 09 14.52    .93   7.72 
1973 10  4.38  -5.30   -.46 
1973 11 17.28 -26.72 -22.00 
1973 12 18.08 -26.02 -22.05 
1974 01 24.86 -34.93 -29.89 
1974 02 11.46 -23.93 -17.69 
1974 03 -6.82 -20.74 -13.78 
1974 04  7.01  -6.89    . 6 
1974 05 12.24   -.91   5.66 
1974 06 18.12   4.56  11.34 
1974 07 19.61   6.81  13.21 
1974 08 20.37   6.61  13.49 
1974 09 14.07    .65   7.35 
1974 10  5.81  -1.72   2.04 
1974 11 -5.11 -12.23  -8.67 
1974 12 11.75 -20.17 -15.96 
1975 01 16.71 -26.33 -21.52 
1975 02 12.49 -27.32 -19.90 
1975 03 -2.55 -18.73 -10.64 
1975 04  8.14  -5.46   1.34 
1975 05 15.46    .12   7.79 
1975 06 19.35   5.49  12.42 
1975 07 22.33   9.38  15.85 
1975 08 19.04   6.27  12.66 
1975 09 16.57   2.01   9.29 
1975 10  4.77  -3.35    .71 
1975 11 13.84 -21.78 -17.81 
1975 12 19.82 -30.62 -25.22 
1976 01 14.98 -25.44 -20.20 
1976 02 13.85 -27.47 -20.66 
1976 03 -1.85 -17.51  -9.68 
1976 04  8.88  -4.80   2.04 
1976 05 13.95    .34   7.14 
1976 06 18.19   4.83  11.51 
1976 07 19.62   7.04  13.33 
