1956 11  5.41  -3.68    .86 
1956 12  4.91  -4.27    .31 
1957 01 -4.00 -13.14  -8.57 
1957 02  2.56  -5.42  -1.43 
1957 03  6.55  -2.76   1.89 
1957 04 12.37    .46   6.41 
1957 11  7.79  -2.22   2.78 
1957 12  5.37  -2.32   1.52 
1958 01  2.86  -3.33   -.23 
1958 02  7.35    .11   3.73 
1958 03  6.44  -3.14   1.65 
1958 04 10.40    .39   5.39 
1958 05 22.43   7.19  14.81 
1958 06 23.13   9.72  16.42 
1958 07 29.25  12.41  20.83 
1958 08 29.58  11.88  20.73 
1958 09 20.89   6.61  13.75 
1958 10 16.81   4.32  10.56 
1958 11  5.91  -2.38   1.76 
1958 12  5.39  -2.05   1.67 
1959 01  3.37  -3.82   -.22 
1959 02  2.28  -4.69  -1.20 
1959 03  7.45  -2.30   2.57 
1959 04 12.87    .20   6.53 
1959 05 14.64   1.61   8.12 
1959 06 21.06   6.78  13.92 
1959 07 28.08  11.35  19.71 
1959 08 25.35   8.26  16.80 
1959 09 18.48   6.71  12.59 
1959 10 14.95   3.18   9.06 
1959 11  7.46  -2.74   2.36 
1959 12  3.73  -2.30    .71 
1960 01   .15 -99.99 -99.99 
1960 02  3.43 -99.99 -99.99 
1960 03  7.24 -99.99 -99.99 
1960 04 11.65    .87   6.26 
1960 05 14.66   2.20   8.43 
1960 06 22.47   6.74  14.60 
1960 08 23.98   7.71  15.84 
1960 09 21.59   7.98  14.78 
1960 10 15.36   3.87   9.61 
1960 11  6.09  -2.18   1.95 
1960 12  2.45  -6.21  -1.88 
1961 01  3.31  -4.05   -.37 
1961 02  6.14  -1.14   2.50 
1961 03  7.23  -1.39   2.92 
1961 04 11.76    .35   6.05 
1961 05 15.84   3.82   9.83 
1961 06 25.73   9.45  17.59 
1961 07 27.75  12.23  19.99 
1961 08 30.01  13.30  21.65 
1961 09 19.54   5.29  12.41 
1961 10 13.39   2.11   7.75 
1961 11  5.61  -3.39   1.11 
1961 12  1.47  -4.44  -1.48 
1962 01  2.08  -6.14  -2.02 
1962 02  4.09  -3.72    .18 
1962 03  5.28  -3.31    .98 
1962 04 14.89   1.39   8.14 
1962 05 99.99   4.69 -99.99 
1962 06 21.81   6.09  13.95 
1962 08 22.15   8.27  15.21 
1962 09 22.30   8.89  15.59 
1962 12  4.41  -2.57    .91 
1963 01   .95  -8.76  -3.90 
1963 02  9.05   -.55   4.25 
1963 03  8.08  -1.99   3.04 
1963 04  9.29   -.70   4.29 
1963 11  5.95   -.54   2.70 
1963 12  1.87  -5.37  -1.75 
1964 01  2.83  -3.96   -.56 
1964 02  6.86  -4.06   1.40 
1964 03  5.35  -3.39    .97 
1964 04 11.10  -1.01   5.04 
1964 11  3.63  -3.06    .28 
1964 12  1.12  -7.15  -3.01 
1965 01  1.95  -4.65  -1.35 
1965 02  6.18  -3.54   1.32 
1965 03  8.12  -2.60   2.76 
1965 12  3.18  -4.34   -.58 
1966 01  2.49  -4.17   -.84 
1966 02  3.66  -3.79    .-6 
1966 03  7.35  -2.24   2.55 
1966 11  7.19   -.54   3.32 
1966 12  4.39  -2.25   1.06 
1967 01  4.16  -2.56    .79 
1967 02  6.99  -2.40   2.29 
1967 03  6.55  -2.95   1.80 
1967 04  8.35  -1.68   3.34 
