1850_216   1850_215
    0      14.00     14.11
    1       1.60      1.81
    2       3.60      4.27
    3       1.82      1.14
    4       3.57      3.91
    5       1.46      1.58
    6       4.00      4.54
    7       2.66      2.44
    8       3.76      4.50
    9       3.83      2.36
   10       2.75      3.80
   11       2.61      1.74
   12      59.44     60.38