1850_218   1850_211
    0       0.79      0.79
    1       3.96      4.23
    2      -0.10     -0.12
    3      10.58     11.30
    4      -0.09     -0.11
    5       8.71      8.58
    6      -0.21     -0.23
    7       8.31      8.99
    8      -0.11     -0.12
    9      12.97     14.72
   10      -0.01     -0.03
   11      12.59     12.48
   12       9.35      8.00