1.0 0.0  1.66
 2.0 0.0  2.50
 3.0 0.0  3.00
 4.0 0.0  3.33
 5.0 0.0  3.58
 1.0 1.0  0.47
 2.0 1.0  0.86
 3.0 1.0  1.19
 4.0 1.0  1.46
 5.0 1.0  1.70