1955 02 17.86   1.88   9.87 
1955 03 22.17   3.58  12.87 
1955 04 23.74   4.62  14.18 
1955 05 29.32  11.42  20.36 
1955 06 34.55  13.98  24.26 
1955 07 38.34  15.11  26.72 
1955 08 40.95  16.40  28.67 
1955 09 37.41 -99.99 -99.99 
1955 10 30.87 -99.99 -99.99 
1955 11 21.22   3.82  12.52 
1955 12 15.64   6.19  10.91 
1956 01 15.64   4.42  10.03 
1956 02 16.65    . 7   8.35 
1956 03 23.18   3.14  13.16 
1956 04 24.90   8.25  16.57 
1956 05 29.61  12.44  21.02 
1956 06 36.45  15.61  26.03 
1956 07 39.25  18.79  29.02 
1956 08 37.93  16.85  27.39 
1956 09 36.55 -99.99 -99.99 
1956 10 27.95   9.74  18.84 
1956 11 24.65   3.04  13.84 
1956 12 17.95   -.41   8.77 
1957 01 14.17   -.35   6.91 
1957 02 17.64   6.82  12.23 
1957 03 21.67   5.82  13.74 
1957 04 25.52   8.83  17.17 
1957 05 26.70  11.14  18.92 
1957 06 37.34  16.71  27.03 
1957 07 39.50  18.67  29.09 
1957 09 33.89  14.85  24.37 
1957 10 25.23  10.12  17.67 
1957 11 18.66   4.13  11.39 
1958 01 15.20   1.58   8.39 
1958 02 17.73   6.23  11.98 
1958 03 16.26   4.44  10.35 
1958 04 22.80   6.78  14.79 
1958 05 29.35  12.33  20.84 
1958 06 32.16  14.30  23.23 
1958 09 33.13  15.10  24.11 
1958 10 30.20  11.76  20.98 
1958 11 20.28   4.63  12.45 
1958 12 18.91   1.34  10.12 
1959 01 15.90   4.27  10.08 
1959 02 15.76   2.45   9.10 
1959 03 22.69   4.34  13.51 
1959 04 27.37   8.52  17.94 
1959 05 27.47   9.78  18.62 
1959 06 36.07  15.40  25.73 
1959 07 40.13  19.62  29.87 
1959 09 30.96  14.22  22.59 
1959 10 28.44  10.24  19.34 
1959 11 22.58   3.23  12.90 
1960 05 29.33  10.90  20.11 
1960 09 36.34  14.95  25.65 
