1850_66_ga7ck10   1850_66_ga7
    0       2.33      2.25
    1       6.67     16.23
    2       0.18     -0.39
    3      14.06     23.66
    4       0.05     -0.66
    5      10.96     20.24
    6      -0.10     -0.70
    7      19.71     15.68
    8       0.30     -0.19
    9      16.62     17.36
   10       0.33     -0.17
   11       7.17     23.41
   12      83.80     84.15