1951 12  -.54  -8.26  -4.40 
1952 01  -.44 -13.96  -7.20 
1952 02   .10 -11.28  -5.58 
1952 03  2.15  -6.18  -2.01 
1952 04 14.26   2.33   8.30 
1952 05 17.75   5.08  11.41 
1952 06 24.57  12.07  18.32 
1952 07 27.72  15.24  21.48 
1952 08 25.07  13.15  19.11 
1952 09 21.02  10.47  15.74 
1952 10 11.49   1.36   6.42 
1952 11  6.49   -.89   2.80 
1952 12  1.11  -6.35  -2.62 
1953 01 -1.04 -12.15  -6.60 
1953 02 -1.15 -10.09  -5.62 
1953 03  4.92  -4.29    .31 
1953 04 10.39   1.34   5.86 
1953 05 19.91   7.08  13.49 
1953 06 24.96  12.14  18.54 
1953 07 26.24  14.79  20.51 
1953 08 26.03  13.10  19.56 
1953 09 20.66   8.21  14.43 
1953 10 15.45   2.90   9.17 
1953 11  8.52    .41   4.46 
1953 12  2.18  -6.60  -2.21 
1954 01 -7.51 -18.11 -12.81 
1954 02   .97  -9.46  -4.24 
1954 03   .95  -8.71  -3.88 
1954 04 11.71   1.16   6.44 
1954 05 18.58   5.51  12.04 
1954 06 23.71  13.28  18.49 
1954 07 25.39  12.94  19.16 
1954 08 24.00  11.31  17.65 
1954 09 18.33 -99.99 -99.99 
1954 10 15.00   5.40  10.20 
1954 11  6.12  -1.60   2.26 
1954 12 -2.69 -11.39  -7.04 
1955 01 -6.54 -99.99 -99.99 
1959 02 -5.55 -14.62 -10.08 
1959 03  1.46  -7.35  -2.94 
1959 04 12.92   1.83   7.37 
1959 05 20.59   5.62  13.10 
1959 06 25.41  12.16  18.78 
1959 07 27.89  14.39  21.14 
1959 08 28.45  15.43  21.94 
1959 09 22.70  10.88  16.79 
1959 10 13.16   2.41   7.78 
1959 11  6.03  -4.15    .94 
1959 12  -.71 -10.21  -5.46 
1960 01 -3.97 -15.91  -9.93 
1960 02 -1.01 -11.06  -6.03 
1960 03   .50 -10.64  -5.07 
1960 04 11.47   1.41   6.44 
1960 05 21.81   9.35  15.58 
1960 06 24.54  11.20  17.87 
1960 07 27.91  12.85  20.38 
1960 08 27.51  11.35  19.43 
1960 09 20.69   7.94  14.31 
1960 10 13.84    .81   7.32 
1960 11  8.21   -.31   3.95 
1960 12 -1.74 -11.22  -6.48 
1961 01 -7.10 -19.85 -13.47 
1961 02   .-7 -12.50  -6.28 
1961 03  1.93 -99.99 -99.99 
1961 04  9.66    . 1   4.83 
1961 05 17.08   4.94  11.01 
1961 06 22.27  10.14  16.20 
1961 07 25.95  15.09  20.52 
1961 08 25.17  12.86  19.01 
1961 09 24.68  11.50  18.09 
1961 10 16.24   3.40   9.82 
1961 11  6.55  -2.91   1.82 
1961 12 -1.83  -9.28  -5.55 
1962 01 -4.64 -15.97 -10.30 
1962 02 -6.01 -19.41 -12.71 
1962 03  3.73  -7.53  -1.90 
1962 04 11.34   -.33   5.50 
1962 05 21.18   7.59  14.38 
1962 06 25.06  11.30  18.18 
1962 07 25.63  11.56  18.59 
1962 08 25.22  12.90  19.06 
1962 09 19.11   7.39  13.25 
1963 03  2.75  -9.71  -3.48 
1963 04 12.34   -.57   5.88 
1963 05 17.51   4.56  11.03 
1963 06 26.07  11.26  18.66 
1963 07 27.91  14.98  21.44 
1963 08 23.65  10.84  17.24 
1963 09 18.54   4.19  11.37 
1963 11  8.29    .60   4.44 
1963 12 -7.54 -16.70 -12.12 
1964 01 -1.15 -10.92  -6.03 
1964 02 -2.38 -99.99 -99.99 
1964 03  3.66  -6.96  -1.65 
1964 04 11.73    .26   5.99 
1964 05 21.00   7.36  14.18 
1964 06 24.35   9.78  17.06 
1964 07 28.71  15.10  21.90 
1964 08 23.38  10.40  16.89 
1964 09 19.85   6.61  13.23 
1964 10 13.88    .31   7.09 
1964 11  6.48  -3.59   1.44 
1964 12 -1.23 -99.99 -99.99 
1965 01 -5.91 -17.04 -11.47 
1965 02 -4.11 -16.12 -10.11 
1965 03   .86  -8.67  -3.90 
1965 04  9.72  -2.66   3.53 
1965 05 20.74   6.49  13.61 
1965 06 24.48   9.68  17.08 
1965 07 25.51  10.72  18.11 
1965 08 23.77  11.58  17.67 
1965 09 19.95   8.14  14.04 
1965 10 12.09   1.28   6.68 
1965 11  4.06  -2.93    .56 
1965 12   .45  -6.78  -3.16 
1966 01 -6.25 -15.43 -10.84 
1966 02 -1.72 -15.34  -8.53 
1966 03  3.86  -5.86  -1.00 
1966 04 10.91   -.51   5.20 
1966 05 16.45   3.90  10.17 
1966 06 25.06  11.71  18.38 
1966 07 28.25  13.26  20.75 
1966 08 25.68  13.53  19.60 
1966 09 19.44   6.35  12.89 
1966 10 13.76   1.51   7.63 
1966 11  7.55  -1.44   3.05 
1966 12 -1.77 -10.31  -6.04 
1967 01  -.60 -11.36  -5.98 
1967 02 -6.41 -18.27 -12.34 
1967 03  1.13  -9.14  -4.00 
1967 04 11.16   -.67   5.24 
1967 05 15.01   2.51   8.76 
1967 06 25.56  12.78  19.17 
1967 07 26.40  14.54  20.46 
1967 08 25.37  12.84  19.10 
1967 09 21.81   6.54  14.17 
1967 10 13.36   2.78   8.07 
1967 11  3.97  -4.08    .-5 
1967 12  -.43  -8.93  -4.68 
1968 01 -7.96 -19.01 -13.48 
1968 02 -5.52 -15.98 -10.75 
1968 03  4.36  -6.45  -1.04 
1968 04 15.15   1.53   8.34 
1968 05 17.89   5.38  11.63 
1968 06 22.52  10.98  16.75 
1968 07 27.55  14.21  20.88 
1968 08 23.87  12.54  18.20 
1968 09 23.04  10.28  16.66 
1968 10 15.11   4.03   9.57 
1968 11  3.68  -4.23   -.27 
