1955 11  5.47  -5.56    .-4 
1955 12  2.95  -6.72  -1.88 
1956 01  2.34  -7.10  -2.37 
1956 02  2.14  -8.89  -3.37 
1956 03  8.55  -5.72   1.41 
1956 04 14.17  -2.14   6.01 
1956 05 17.33   1.71   9.52 
1956 06 21.88   3.05  12.46 
1956 07 28.51   6.09  17.29 
1956 08 27.09   4.29  15.69 
1956 09 24.08   1.49  12.78 
1956 10 14.71  -1.16   6.77 
1956 11 10.21  -4.33   2.94 
1956 12  6.86  -5.82    .52 
1957 01 -1.38 -13.65  -7.51 
1957 02  5.70  -4.92    .38 
1957 03  7.77  -2.65   2.56 
1957 04 12.98  -1.70   5.64 
1957 05 17.37   2.48   9.92 
1957 06 23.75   3.86  13.80 
1957 07 27.75   4.84  16.29 
1957 08 26.39   2.32  14.35 
1957 09 25.35   3.29  14.32 
1957 10 12.18    . 1   6.09 
1957 11  7.19  -6.13    .52 
1957 12  5.59  -4.63    .48 
1958 01  3.31  -5.28   -.98 
1958 02  6.70   -.88   2.91 
1958 03  6.29  -4.92    .68 
1958 04 11.36  -2.25   4.55 
1958 05 22.56   1.56  12.06 
1958 06 22.40   4.94  13.67 
1958 07 27.97   5.49  16.73 
1958 08 29.75   5.50  17.62 
1958 09 22.80    .88  11.83 
1958 10 19.99   -.69   9.64 
1958 11  9.38  -4.86   2.26 
1958 12  8.05  -4.21   1.92 
1959 01  4.66  -5.48   -.41 
1959 02  5.40  -7.12   -.85 
1959 03  9.62  -5.15   2.23 
1959 04 16.54  -3.45   6.54 
1959 05 15.70  -1.01   7.34 
1959 06 24.75   3.23  13.99 
1959 07 31.20   5.69  18.44 
1959 08 99.99   2.61 -99.99 
1959 09 19.39   3.13  11.26 
1959 10 16.16    .-7   8.04 
1959 11 12.27  -5.84   3.21 
1959 12  4.89  -7.68  -1.39 
1960 01   .86 -99.99 -99.99 
1960 02  3.09 -99.99 -99.99 
1960 03 10.53  -3.22   3.65 
1960 04 13.68  -2.22   5.73 
1960 05 15.66   -.38   7.64 
1960 06 25.76    .65  13.20 
1960 07 31.53   5.88  18.70 
1960 08 26.58   2.67  14.62 
1960 09 25.59    .60  13.09 
1960 10 17.02  -1.92   7.55 
1960 11  7.40  -5.00   1.20 
1960 12  3.98 -99.99 -99.99 
1961 01  5.68  -6.13   -.22 
1961 02  7.09  -3.68   1.70 
1961 03  8.42  -3.71   2.35 
1961 04 13.81  -4.14   4.83 
1961 05 17.44   -.65   8.39 
1961 06 27.59   3.70  15.64 
1961 07 30.46   4.54  17.50 
1961 08 29.89   5.90  17.89 
1961 09 19.85   -.48   9.68 
1961 10 16.21   -.49   7.86 
