1850_169   1850_163
    0       2.22      2.31
    1       6.75      3.63
    2      -0.31     -0.62
    3       6.76      3.58
    4      -0.41     -0.87
    5       6.86      6.29
    6      -0.53     -0.79
    7       5.74      4.58
    8      -0.43     -0.69
    9       7.36      4.20
   10      -0.04     -0.26
   11       5.72      3.82
   12      85.55     85.31