1850_255c   1850_227
    0       0.81      0.80
    1       0.84      1.67
    2      -0.11     -0.08
    3       3.99      7.03
    4      -0.11     -0.08
    5       3.14      5.76
    6      -0.24     -0.20
    7       3.46      6.04
    8      -0.11     -0.06
    9       5.67      9.70
   10      -0.01      0.02
   11       6.69      6.80
   12       8.31      8.45