1966 09 99.99   -.13 -99.99 
1966 10 -5.08 -11.08  -8.08 
1967 02 20.53 -25.80 -23.16 
1967 04  3.84 -10.64  -3.40 
1967 10 -1.41  -7.29  -4.35 
1967 11 10.65 -17.59 -14.12 
1967 12 99.99 -22.91 -99.99 
1968 01 20.85 -28.47 -24.66 
1968 02 14.25 -22.60 -18.42 
1968 03  -.48 -12.09  -6.28 
1968 04  3.74 -99.99 -99.99 
1968 05 11.75    .35   6.05 
1968 06 19.20 -99.99 -99.99 
1968 07 22.57 -99.99 -99.99 
1968 08 18.59 -99.99 -99.99 
1968 09  9.54 -99.99 -99.99 
1968 10 -2.48  -8.42  -5.45 
1968 11 11.15 -17.21 -14.18 
1968 12 26.77 -99.99 -99.99 
1969 04  5.87 -99.99 -99.99 
1969 06 24.36 -99.99 -99.99 
1969 07 20.65 -99.99 -99.99 
1969 10  3.23 -99.99 -99.99 
1970 03  -.67 -99.99 -99.99 
1970 06 16.94 -99.99 -99.99 
1970 07 20.84 -99.99 -99.99 
1971 06 21.26 -99.99 -99.99 
1971 08 18.18 -99.99 -99.99 
1971 09  9.72 -99.99 -99.99 
1972 02 21.33 -99.99 -99.99 
1972 03 11.39 -99.99 -99.99 
1972 04 -1.38 -99.99 -99.99 
1972 05 12.83 -99.99 -99.99 
1972 06 19.42   7.73  13.57 
1972 07 21.46   9.03  15.24 
1972 08 19.50   7.03  13.26 
1972 09  7.14  -3.18   1.97 
1972 10 -2.36  -8.89  -5.63 
1972 11 -9.88 -99.99 -99.99 
1973 01 26.34 -99.99 -99.99 
1973 02 15.31 -99.99 -99.99 
1973 06 19.82 -99.99 -99.99 
1973 08 16.01   4.55  10.28 
1974 01 26.53 -99.99 -99.99 
1974 02 23.03 -99.99 -99.99 
1975 02 15.04 -99.99 -99.99 
1975 03 -3.72 -99.99 -99.99 
1975 04  3.32 -99.99 -99.99 
1975 06 19.67 -99.99 -99.99 
1975 09 11.80 -99.99 -99.99 
1975 10 -2.34 -99.99 -99.99 
1975 11 17.79 -99.99 -99.99 
1976 02 19.15 -99.99 -99.99 
1976 04  7.53 -99.99 -99.99 
1976 06 19.49 -99.99 -99.99 
1976 09 15.45 -99.99 -99.99 
1977 01 12.05 -99.99 -99.99 
1977 03 -5.94 -99.99 -99.99 
1977 05 14.00 -99.99 -99.99 
1977 06 19.65 -99.99 -99.99 
1977 08 22.58 -99.99 -99.99 
1977 09 10.55 -99.99 -99.99 
1978 01 15.09 -99.99 -99.99 
1978 02 -8.20 -99.99 -99.99 
1978 03 -3.44 -99.99 -99.99 
1978 06 18.20 -99.99 -99.99 
1978 08 20.26 -99.99 -99.99 
