1961 01 -5.46 -14.67 -10.06 
1961 02  -.38  -7.20  -3.79 
1961 03  2.76  -4.82  -1.03 
1961 04  5.61  -5.99   -.18 
1961 05  9.96    .58   5.27 
1961 06 17.36   5.41  11.38 
1961 07 16.93   7.36  12.14 
1961 08 14.90   5.26  10.08 
1961 09 13.43   4.37   8.89 
1961 10  9.34   1.72   5.53 
1961 11  2.38  -3.43   -.52 
1961 12 -3.99 -12.60  -8.29 
1962 01 -3.75 -12.91  -8.33 
1962 02 -1.25 -11.68  -6.46 
1962 03 -2.62 -15.05  -8.83 
1962 04  5.49  -5.29    . 9 
1962 05  8.72    . 1   4.37 
1962 06 12.24   3.98   8.10 
1962 07 15.50   6.50  11.00 
1962 08 14.72   6.10  10.41 
1962 09 10.87   3.45   7.16 
1962 10  8.01    .89   4.45 
1962 11  -.72  -7.05  -3.88 
1962 12 -3.07 -11.90  -7.48 
1963 01 -3.62 -14.23  -8.92 
1963 02 -7.64 -18.92 -13.28 
1963 03  -.85 -13.53  -7.19 
1963 04  6.18  -3.57   1.30 
1963 05 14.14   2.86   8.50 
1963 06 16.84   5.13  10.98 
1963 07 17.73   5.08  11.40 
1963 08 17.43   8.52  12.97 
1963 09 13.14   3.76   8.45 
1963 10  7.01   1.12   4.06 
1963 11 -2.54  -8.31  -5.42 
1963 12 -1.02  -8.29  -4.65 
1964 01   .98  -5.15  -2.08 
1964 02 -2.77 -12.73  -7.75 
1964 03  2.50 -10.47  -3.98 
1964 04  7.44  -2.91   2.26 
1964 05 12.81   1.67   7.24 
1964 06 14.69   5.18   9.93 
1964 07 15.59   6.33  10.96 
1964 08 14.52   4.75   9.63 
1964 09 10.25   2.39   6.32 
1964 10  6.45    .-7   3.18 
1964 11  -.10  -5.87  -2.98 
1964 12 -1.49 -11.28  -6.38 
1965 01 -4.54 -15.22  -9.88 
1965 02 -1.43  -8.91  -5.17 
1965 03  1.20 -10.88  -4.84 
1965 04  5.92  -1.83   2.04 
1965 05 10.16  -1.29   4.43 
1965 06 15.77   5.74  10.75 
1965 07 15.96   5.11  10.53 
1965 08 15.84   4.71  10.28 
1965 09 12.98   5.40   9.18 
1965 10  7.09   -.30   3.39 
1965 11 -2.91  -9.18  -6.04 
1965 12 -9.30 -19.40 -14.35 
1966 01 11.54 -21.73 -16.63 
1966 02 13.29 -22.51 -17.90 
1966 03 -1.39 -10.27  -5.83 
1966 04  2.80  -8.60  -2.90 
1966 05 10.33    .70   5.51 
1966 06 19.62   5.79  12.70 
1966 07 17.67   8.17  12.92 
1966 08 16.10   5.99  11.04 
1966 09  9.14   3.20   6.17 
1966 10  5.05   -.67   2.19 
1966 11 -1.23  -9.68  -5.45 
1966 12 -2.67 -10.14  -6.40 
1967 01 -7.27 -18.93 -13.10 
1967 02 -1.11  -8.75  -4.92 
1967 03  2.97  -5.29  -1.16 
1967 04  4.02  -4.60   -.28 
1967 05  9.93   -.48   4.73 
1967 06 14.89   4.26   9.57 
1967 07 17.66   6.53  12.09 
1967 08 16.49   7.86  12.17 
1967 09 14.07   3.95   9.01 
1967 10  6.23   -.77   2.73 
1967 11  2.79  -2.92    .-6 
1967 12 -6.26 -14.48 -10.37 
1968 01 -7.53 -15.79 -11.66 
1968 02 -3.82 -12.64  -8.23 
1968 03  1.58  -8.63  -3.52 
1968 04  5.56  -3.29   1.13 
1968 05  8.35   -.55   3.90 
1968 06 17.76   4.66  11.21 
1968 07 16.77   5.90  11.33 
1968 08 17.43   4.04  10.73 
1968 09 11.80   3.91   7.85 
1968 10  3.06  -2.67    .19 
1968 11 -7.43 -15.36 -11.39 
1968 12 -3.74 -10.97  -7.35 
1969 01 -4.85 -14.59  -9.72 
1969 02 -8.71 -20.55 -14.62 
1969 03   .28 -17.77  -8.74 
1969 04  5.43  -3.47    .97 
1969 05 11.88   -.49   5.69 
1969 06 19.14   5.89  12.51 
1969 07 17.45   7.15  12.30 
1969 08 21.29   8.16  14.72 
1969 09 10.90   2.63   6.76 
1969 10  6.93   -.46   3.23 
1969 11 -3.21 -10.45  -6.83 
1969 12 -7.60 -17.56 -12.58 
1970 01 10.05 -19.08 -14.56 
1970 02 -9.96 -20.21 -15.09 
1970 03  -.24 -11.43  -5.83 
1970 04  3.19  -5.98  -1.39 
1970 05 12.67    .89   6.78 
1970 06 20.52   6.40  13.46 
1970 07 16.74   7.40  12.07 
1970 08 16.58   7.01  11.79 
1970 09 10.45   3.16   6.80 
1970 10  5.72    .-2   2.85 
1970 11 -1.70  -9.93  -5.82 
1970 12  -.15  -6.77  -3.46 
1971 01  -.79  -9.77  -5.28 
1971 02 -1.95 -10.90  -6.42 
1971 03 -2.33 -12.35  -7.34 
1971 04  4.37  -3.78    .29 
1971 05 12.08   1.49   6.78 
1971 06 14.35   4.79   9.57 
1971 07 17.51   6.97  12.24 
1971 08 16.56   4.96  10.76 
1971 09 11.16   3.08   7.12 
1971 10  4.85  -1.38   1.73 
1971 11  -.56  -8.93  -4.75 
1971 12  1.45  -4.91  -1.72 
1972 01 10.85 -19.20 -15.02 
1972 02 -3.81 -13.04  -8.42 
1972 03  1.43  -7.71  -3.14 
1972 04  4.35  -4.10    .12 
1972 05 11.93    .52   6.22 
1972 06 17.96   6.62  12.29 
1972 07 20.34   8.00  14.17 
1972 08 15.89   5.87  10.88 
1972 09  9.89   2.11   6.00 
1972 10  5.67  -1.72   1.97 
1972 11   .58  -5.53  -2.47 
1972 12  1.47  -7.96  -3.24 
1973 01  1.55  -4.04  -1.24 
1973 02 -2.26 -11.61  -6.93 
1973 03  3.60  -5.22   -.80 
1973 04  3.13  -3.92   -.39 
1973 05 10.84    .47   5.65 
1973 06 17.08   4.69  10.88 
1973 07 19.87   9.97  14.92 
1973 08 15.18   5.96  10.57 
1973 09  8.89   1.39   5.14 
1973 10  3.22  -3.26    .-1 
1973 11 -1.83 -10.14  -5.99 
1973 12 -3.92 -12.65  -8.28 
1974 01  -.98  -9.16  -5.06 
1974 02  -.76 -11.30  -6.03 
1974 03  2.54 -11.39  -4.42 
1974 04  6.05  -2.46   1.79 
1974 05 12.83   -.66   6.08 
1974 06 16.41   4.13  10.27 
1974 07 15.81   6.78  11.29 
1974 08 16.11   6.19  11.15 
1974 09 12.67   2.88   7.77 
1974 10  3.40   -.99   1.20 
1974 11 -3.31  -8.58  -5.94 
1974 12 -1.69 -12.65  -7.17 
1975 01  -.30 -10.86  -5.58 
1975 02  1.39  -7.02  -2.81 
1975 03  2.53 -10.13  -3.80 
1975 04  4.25  -6.54  -1.14 
1975 05 10.77    .64   5.70 
1975 06 14.36   2.90   8.63 
1975 07 18.79   6.38  12.58 
1975 08 17.33   6.68  12.00 
1975 09 12.31   3.14   7.72 
1975 10  6.61    .15   3.38 
1975 11  2.33  -4.69  -1.17 
1975 12  -.23  -7.35  -3.79 
1976 01 -5.34 -16.52 -10.93 
1976 02 -1.97 -13.01  -7.49 
1976 03 -1.15 -14.83  -7.99 
1976 04  3.98  -5.79   -.90 
1976 05 13.11    . 3   6.57 
1976 06 14.88   4.69   9.78 
1976 07 18.03   6.86  12.44 
1976 08 17.89   6.07  11.98 
1976 09  8.64    .34   4.49 
1976 10  4.38  -1.36   1.51 
1976 11   .47  -6.64  -3.08 
1976 12 -6.69 -17.18 -11.93 
1977 01 -8.72 -18.76 -13.74 
1977 02 -8.59 -19.18 -13.88 
1977 03  2.70  -7.18  -2.23 
1977 04  2.22  -7.61  -2.69 
1977 05  9.89   -.69   4.60 
1977 06 14.72   4.16   9.44 
1977 07 16.17   6.66  11.41 
1977 08 16.99   4.17  10.58 
1977 09 10.09   2.44   6.26 
1977 10  6.36    .78   3.57 
1977 11   .94  -5.10  -2.08 
1977 12  -.38  -7.13  -3.75 
1978 01 -4.41 -13.10  -8.75 
1978 02 -8.12 -18.78 -13.45 
1978 03  -.31  -9.41  -4.86 
1978 04  3.89  -6.16  -1.13 
1978 05 11.35   -.49   5.43 
1978 06 17.43   5.13  11.28 
1978 07 17.75   7.41  12.58 
1978 08 14.75   6.50  10.62 
1978 09  9.54   2.33   5.94 
1978 10  5.91   -.94   2.48 
1978 11  1.48  -5.72  -2.11 
1978 12 11.93 -19.60 -15.76 
1979 01 10.38 -21.68 -16.03 
1979 02 -4.94 -15.45 -10.20 
1979 03  1.20  -8.08  -3.44 
1979 04  3.77  -4.21   -.22 
1979 05 10.58   -.79   4.89 
1979 06 17.77   6.12  11.94 
1979 07 15.25   7.63  11.44 
1979 08 15.35   6.89  11.12 
1979 09 10.36   3.07   6.71 
1979 10  4.26  -2.32    .97 
1979 11  -.20  -8.31  -4.25 
1979 12 -5.39 -14.95 -10.17 
