1850_218   1850_211
    0       2.15      2.14
    1      15.89     17.62
    2       0.42     -0.22
    3      28.31     34.23
    4       0.11     -0.64
    5      20.06     21.99
    6       0.26     -0.36
    7      25.19     19.86
    8       0.56      0.01
    9      27.12     20.48
   10       0.62     -0.03
   11      25.37     29.18
   12      85.81     86.85