1927 05 10.54  -2.85   3.84 
1927 06 18.85   1.50  10.17 
1927 07 23.45   3.03  13.24 
1927 08 22.63   2.51  12.57 
1927 09 15.58   1.88   8.72 
1927 10 14.72  -1.34   6.69 
1927 11  6.65  -2.32   2.16 
1927 12  3.38  -9.12  -2.87 
1928 01  5.41  -6.49   -.53 
1928 02  6.76  -7.38   -.30 
1928 03  7.06  -3.45   1.80 
1928 04  6.96  -4.25   1.35 
1928 05 18.31   -.98   8.66 
1928 06 17.71    . 8   8.89 
1928 07 25.20   3.54  14.37 
1928 08 25.00   -.31  12.34 
1928 10 12.76  -2.24   5.26 
1928 11  7.45  -4.26   1.59 
1928 12  5.22  -8.38  -1.58 
1929 01  2.85 -12.01  -4.58 
1929 02  4.44 -14.09  -4.82 
1929 03  6.18  -7.17   -.49 
1929 04  5.52  -5.92   -.20 
1929 05 14.17  -3.19   5.49 
