1956 06 25.04   9.82  17.43 
1956 07 23.74  11.01  17.37 
1956 08 24.22  10.70  17.45 
1956 09 18.32   4.91  11.61 
1956 10 16.67    .78   8.72 
1956 11  7.16  -4.08   1.54 
1956 12   .41 -10.20  -4.89 
1957 01 -5.50 -19.84 -12.67 
1957 02  1.27 -12.91  -5.82 
1957 03  4.31  -8.76  -2.22 
1957 04 13.85  -2.63   5.61 
1957 05 17.49   3.69  10.59 
1957 06 25.23  11.10  18.16 
1957 07 25.36  10.59  17.97 
1957 08 23.65   7.91  15.78 
1957 09 20.81   6.55  13.68 
1957 10 13.95    .71   7.33 
1957 11  6.87  -3.56   1.65 
1957 12  1.86  -9.39  -3.76 
1958 01 99.99 -14.96 -99.99 
1958 02 -5.42 -19.29 -12.36 
1958 03  3.57  -7.81  -2.11 
1958 04 12.69  -3.46   4.61 
1958 05 16.20   1.59   8.89 
1958 06 20.28   5.57  12.92 
1958 07 24.71  11.80  18.25 
1958 08 24.01   9.18  16.60 
1958 09 19.19   7.28  13.23 
