1850_46   1850_36
    0       2.42      2.45
    1      22.51     21.04
    2      -1.07     -0.44
    3      28.44     31.16
    4      -1.51     -0.68
    5      27.09     24.19
    6      -1.53     -0.85
    7      20.74     31.64
    8      -0.81     -0.28
    9      26.13     27.30
   10      -0.58     -0.09
   11      28.54     18.91
   12      83.47     83.97