IHIST   BHIST
    0       4.29      4.64
    1      26.88     19.01
    2      -0.94      0.00
    3      24.35     20.27
    4       2.17      2.37
    5      28.63     24.13
    6      -0.08      0.70
    7      23.83     20.28
    8       0.46      1.12
    9      19.74     16.50
   10      -1.70     -1.38
   11      29.00     16.47
   12      25.79     21.90