1850_225   1850_215
    0       0.78      0.79
    1       4.82      3.69
    2      -0.14     -0.09
    3      12.21     11.62
    4      -0.13     -0.10
    5       9.69      9.74
    6      -0.25     -0.22
    7      10.18      8.51
    8      -0.14     -0.08
    9      15.03     13.60
   10      -0.05      0.00
   11      13.21     12.73
   12       8.55      9.00