1965 01 -5.91 -15.89 -10.90 
1965 02 -4.50 -15.12  -9.80 
1965 03  2.15  -6.94  -2.39 
1965 04 10.78   -.92   4.92 
1965 05 20.85   7.56  14.20 
1965 06 24.36  11.70  18.03 
1965 07 25.11  13.33  19.22 
1965 08 24.34  13.68  19.01 
1965 09 21.15  10.50  15.82 
1965 10 11.90   3.43   7.66 
1965 11  3.38  -3.53    .-7 
1965 12  -.62  -7.31  -3.96 
1966 01 -6.07 -13.61  -9.84 
1966 02 -2.70 -12.49  -7.59 
1966 03  3.35  -4.50   -.57 
1966 04 11.13    .43   5.78 
1966 05 17.69   5.65  11.67 
1966 06 25.32  13.16  19.24 
1966 07 27.31  15.38  21.34 
1966 08 24.90  14.46  19.68 
1966 09 19.32   8.18  13.75 
1966 10 13.43   4.37   8.89 
1966 11  7.51    .64   4.07 
1966 12 -2.28  -8.78  -5.53 
1967 01 -2.48 -10.61  -6.54 
1967 02 -7.46 -17.98 -12.71 
1967 03   .73  -9.24  -4.25 
1967 04 10.67   -.11   5.28 
1967 05 15.33   4.15   9.74 
1967 06 25.85  14.37  20.11 
1967 07 26.96  16.84  21.90 
1967 08 25.13  14.89  20.01 
1967 09 21.24   9.72  15.48 
1967 10 13.26   4.69   8.97 
1967 11  3.59  -2.35    .61 
1967 12  -.95  -8.54  -4.74 
1968 01 -9.14 -17.36 -13.25 
1968 02 -6.32 -15.28 -10.80 
1968 03  3.99  -4.63   -.32 
1968 04 15.19   2.91   9.05 
1968 05 18.87   6.46  12.66 
1968 06 21.90  12.00  16.95 
1968 07 27.00  16.15  21.57 
1968 08 24.09  12.89  18.49 
1968 09 22.88  12.45  17.66 
1968 10 15.79   6.79  11.29 
1968 11  3.00  -2.72    .13 
1968 12 -5.26 -11.29  -8.27 
1969 01 -4.27 -11.85  -8.06 
1969 02 -2.33  -8.89  -5.62 
1969 03  1.22  -6.54  -2.66 
1969 04 10.39    .81   5.60 
1969 05 17.31   5.85  11.58 
1969 06 23.85  13.41  18.63 
1969 07 26.88  15.76  21.32 
1969 08 26.99  16.62  21.81 
1969 09 19.84   9.83  14.83 
1969 10 12.73   4.23   8.48 
1969 11  5.87    .25   3.06 
1969 12 -3.74 -10.04  -6.89 
1970 01 -9.84 -18.78 -14.31 
1970 02 -4.64 -14.02  -9.33 
1970 03  1.43  -6.40  -2.48 
1970 04 11.66   1.47   6.56 
1970 05 18.93   7.36  13.14 
1970 06 25.05  13.22  19.13 
1970 07 27.82  17.01  22.41 
1970 08 26.73  15.70  21.21 
1970 09 19.95  10.65  15.30 
1970 10 15.44   6.46  10.95 
1970 11  6.83    .58   3.70 
1970 12 -6.44 -13.10  -9.77 
1971 01 -8.68 -17.06 -12.87 
1971 02 -3.42 -12.42  -7.92 
1971 03   .52  -8.39  -3.93 
1971 04  8.66   -.69   3.98 
1971 05 19.46   7.93  13.70 
1971 06 25.57  13.01  19.29 
1971 07 26.13  15.61  20.87 
1971 08 24.68  14.43  19.55 
1971 09 22.21  12.87  17.53 
1971 10 15.67   7.05  11.36 
1971 11  3.50  -2.74    .38 
1971 12 -2.49 -10.98  -6.73 
1972 01 -2.73 -12.83  -7.78 
1972 02 -6.76 -15.34 -11.05 
1972 03  -.94  -8.76  -4.85 
1972 04  7.78  -1.41   3.18 
1972 05 20.43   8.43  14.43 
1972 06 23.28  13.95  18.61 
1972 07 26.44  16.28  21.36 
1972 08 23.65  14.19  18.92 
1972 09 20.70  10.95  15.82 
1972 10 10.24   2.19   6.21 
1972 11  3.26  -2.36    .44 
1972 12 -4.02 -12.04  -8.03 
1973 01 -4.21 -11.68  -7.94 
1973 02 -4.44 -14.26  -9.35 
1973 03  6.06  -1.58   2.24 
1973 04 11.41   1.85   6.63 
1973 05 17.65   7.80  12.72 
1973 06 25.74  14.77  20.25 
1973 07 28.03  17.67  22.85 
1973 08 27.51  17.91  22.71 
1973 09 19.45  10.20  14.83 
1973 10 14.25   5.49   9.87 
1973 11  4.07  -1.92   1.07 
1973 12 -1.79  -8.47  -5.13 
1974 01 -4.83 -13.26  -9.04 
1974 02 -5.72 -13.88  -9.80 
1974 03   .83  -8.01  -3.59 
1974 04 11.05    .82   5.93 
1974 05 15.44   6.20  10.82 
1974 06 24.29  13.50  18.89 
1974 07 26.56  16.01  21.28 
1974 08 25.81  15.30  20.55 
1974 09 19.04   9.38  14.21 
1974 10 10.71   1.51   6.11 
1974 11  4.57  -1.76   1.40 
1974 12   .-3  -6.16  -3.09 
1975 01 -2.92 -12.26  -7.59 
1975 02 -2.71 -10.81  -6.76 
1975 03  1.24  -6.89  -2.82 
1975 04  8.74   -.76   3.98 
1975 05 23.71  10.84  17.27 
1975 06 25.21  14.98  20.09 
1975 07 29.28  18.37  23.82 
1975 08 26.59  16.04  21.31 
1975 09 18.73   9.95  14.34 
1975 10 14.20   5.09   9.64 
1975 11  7.91    .79   4.35 
1975 12 -3.76 -13.09  -8.42 
1976 01 -8.14 -18.32 -13.23 
1976 02  -.38 -11.14  -5.76 
1976 03  2.76  -7.46  -2.34 
