IHIST   BHIST
    0      16.20     14.85
    1      21.83     28.95
    2       6.78      4.01
    3      27.65     27.82
    4       5.49      3.59
    5      18.06     26.77
    6       5.80      5.49
    7      28.42     34.05
    8       9.84      4.08
    9      32.45     38.28
   10       5.69      2.60
   11      31.78     25.47
   12      64.85     56.57