1956 02  3.33  -1.72    .80 
1956 03  6.95    .43   3.68 
1956 04 14.69   3.73   9.21 
1956 05 19.87   7.30  13.59 
1956 06 16.04   8.82  12.43 
1956 08 22.65  12.08  17.36 
1956 09 17.46   9.03  13.25 
1956 10 11.19   5.26   8.22 
1956 11  7.37   1.92   4.64 
1956 12  6.17    .51   3.34 
1957 01  1.51  -3.64  -1.06 
1957 02  5.00  -1.64   1.68 
1957 03  9.27   1.76   5.51 
1957 04 13.48   4.83   9.15 
1957 05 19.26   8.97  14.12 
1957 06 19.78  10.57  15.17 
1957 07 19.32  10.85  15.08 
1957 08 20.52  10.99  15.75 
1957 09 21.43  10.84  16.13 
1957 10 13.52   5.22   9.37 
1957 11  8.47   2.40   5.43 
1957 12  7.49   2.08   4.78 
1958 01  8.39   3.64   6.02 
1958 02 10.02   4.51   7.26 
1958 03 10.31   2.17   6.24 
1958 04 13.23   3.70   8.46 
1958 05 20.56   8.64  14.60 
1958 06 22.68  12.83  17.75 
1958 07 26.81  14.57  20.68 
1958 08 23.84  12.92  18.38 
1958 09 18.12   9.54  13.83 
1958 10 13.89   6.24  10.06 
1958 11  7.65   1.57   4.61 
1958 12  7.58   2.81   5.19 
1959 01  6.02    .48   3.25 
1959 02  5.54    .66   3.10 
1959 03  8.29   1.68   4.98 
1959 04 12.60   3.53   8.06 
1959 05 15.80   6.31  11.05 
1959 06 19.24   9.99  14.61 
1959 07 23.70  11.67  17.68 
1959 08 20.39  11.03  15.70 
1959 09 16.95   9.13  13.04 
1959 10 12.71   6.18   9.44 
1959 11  7.92   1.55   4.73 
1959 12  6.96   1.04   4.00 
1960 01  4.82   -.28   2.27 
1960 02  7.17    .35   3.76 
1960 03  8.89   1.49   5.19 
1960 04 12.65   4.39   8.51 
1960 05 14.47   6.85  10.66 
1960 06 18.61   9.25  13.93 
1960 07 24.59  11.81  18.20 
1960 08 21.00  11.78  16.39 
1960 09 18.25   8.02  13.13 
1960 10 13.81   7.21  10.51 
1960 11  9.05   2.64   5.84 
1960 12  6.45    .52   3.48 
