1850_170   1850_169
    0       2.29      2.28
    1       6.59      9.64
    2       0.26     -0.08
    3       5.62     10.85
    4       0.31     -0.02
    5       2.58      2.97
    6       0.08     -0.29
    7       5.43      4.66
    8       0.00     -0.29
    9       7.32      6.18
   10       0.54      0.15
   11       2.77      8.50
   12      85.61     85.64