1966 07  35.80  14.92  25.36 
1966 08  36.02  14.72  25.37 
1966 09  30.13   9.57  19.84 
1966 10  23.23   2.19  12.71 
1966 11  15.35  -1.10   7.12 
1966 12   5.32  -5.23   0.04 
1967 01   7.13  -4.23   1.44 
1967 02  12.83  -4.88   3.97 
1967 03  15.19  -2.33   6.43 
1967 05  26.26   6.11  16.18 
1967 06  27.57  10.51  19.04 
1967 07  37.18  15.35  26.26 
1967 08  37.61  16.35  26.98 
1967 09 -99.99  10.54 -99.99 
1967 10  23.80   2.15  12.97 
1967 11  15.45   -.46   7.49 
1967 12   5.16  -9.71  -2.27 
1968 02  14.16   0.46   7.31 
1968 03  17.29   0.11   8.70 
1968 04  18.75 -99.99 -99.99 
1968 05  25.46   5.75  15.60 
1968 06  31.62  12.67  22.14 
1968 07  37.22  16.04  26.63 
1968 08  29.82  12.01  20.91 
1968 09  29.23   8.64  18.93 
1968 12   3.85  -8.00  -2.07 
1969 04  20.34   1.76  11.05 
1969 07  36.59  16.96  26.78 
1969 08  37.33  15.09  26.21 
1969 11  14.19  -4.85   4.67 
1969 12   7.98  -5.86   1.05 
1970 01   9.10  -3.68   2.71 
1970 02  15.19  -2.80   6.19 
1970 03  15.61  -3.72   5.94 
1970 04  16.10   -.99   7.55 
1970 05  25.48   7.41  16.44 
1970 06  30.10  12.04  21.07 
1970 07  36.37  16.53  26.45 
1970 08  37.72  15.80  26.76 
1970 10  20.72   0.52  10.62 
1970 12   6.22  -5.16   0.52 
1971 01   8.80  -5.30   1.75 
1971 02  11.93  -5.20   3.36 
1971 03 -99.99  -2.84 -99.99 
1971 06  29.45  11.30  20.37 
1971 11   9.85  -6.58   1.63 
1974 01   7.63 -99.99 -99.99 
1974 02  11.23 -99.99 -99.99 
1974 04  19.50   0.06   9.78 
1974 05  26.55   3.87  15.20 
1974 06  34.98   8.60  21.79 
1974 07  36.04   8.17  22.10 
1974 08  34.86   8.97  21.92 
1974 09  32.77   3.43  18.10 
1974 10  22.62   -.16  11.23 
1974 11  14.39 -99.99 -99.99 
1974 12   7.42 -99.99 -99.99 
1975 01   7.09 -10.43  -1.67 
1975 02  10.24  -6.38   1.92 
1975 03  12.95 -99.99 -99.99 
1975 04  14.44  -2.96   5.74 
1975 05  24.33   5.64  14.98 
1975 06  29.53  11.41  20.47 
1975 07  36.65  17.86  27.25 
1975 08  33.09  11.15  22.12 
1975 09  31.39   9.30  20.34 
1975 11  11.42  -4.48   3.47 
1975 12   9.35  -4.00   2.67 
1976 01   8.82  -6.15   1.33 
1976 02  12.49  -3.37   4.56 
1976 03  14.77  -3.68   5.54 
1976 04  19.37   1.04  10.20 
1976 05  27.91   8.21  18.06 
1976 06  29.79  10.14  19.96 
1976 07  35.84  16.31  26.07 
1976 08  31.07  11.92  21.49 
1976 09  28.42  11.08  19.75 
1976 10  21.08   2.82  11.95 
1976 11  14.79  -3.01   5.89 
1977 01   4.80  -9.70  -2.44 
1977 04  22.54   0.22  11.38 
1977 05  20.06 -99.99 -99.99 
1977 06  33.32 -99.99 -99.99 
1977 07  36.39  12.42  24.40 
1977 08  35.84 -99.99 -99.99 
1977 09  30.71 -99.99 -99.99 
1977 12  10.06  -2.60   3.73 
1978 01   8.89  -2.67   3.11 
1978 02  10.74  -1.87   4.43 
1978 03  17.17   3.05  10.10 
1978 04  16.85   2.71   9.78 
1978 05  22.86   4.94  13.90 
1978 06  30.26  10.81  20.53 
1978 07  36.00  14.87  25.43 
1978 09  25.82   7.20  16.51 
1978 10  25.02   3.72  14.37 
1978 11  10.70  -3.74   3.48 
1978 12   5.48  -9.35  -1.93 
1979 01   4.44  -8.01  -1.78 
1979 02   9.87  -4.32   2.77 
1979 03  15.85  -0.09   7.88 
1979 04  19.28   1.98  10.63 
1979 05  26.35   8.28  17.31 
1979 06  32.41  11.26  21.83 
1979 07 -99.99  14.17 -99.99 
1979 08  32.91  14.14  23.53 
1979 09  32.93  11.07  22.00 
1979 10  24.27   5.57  14.92 
1979 11  11.73  -3.50   4.11 
1980 02  12.81   -.57   6.12 
1980 03 -99.99  -1.52 -99.99 
1980 04  21.59   3.46  12.52 
1980 05  23.53   6.99  15.26 
1980 12  10.25  -5.98   2.13 
1981 03  15.13   -.72   7.20 
