1850_225   1850_215
    0       2.16      2.16
    1       7.31      7.97
    2       0.02     -0.29
    3       9.32     14.70
    4      -0.32     -0.71
    5       9.34      9.28
    6      -0.12     -0.41
    7       7.25      8.31
    8       0.06     -0.10
    9       8.28      8.83
   10       0.30     -0.07
   11      10.03     17.96
   12      85.20     85.46