4.5  5.0  12.8     12     17.9
5.0  5.5  4.0      3.6    5.5
5.5  6.0  1.4      1.1    1.7
6.0  6.5  0.45     0.36   0.59
6.5  7.0  0.2      0.12   0.32
7.0  7.5  0.0625   0.025  0.1484 
7.5  8.0  0.0125   0.013  0.0688 
