1.0 0.0  1.59
 2.0 0.0  2.67
 3.0 0.0  3.43
 4.0 0.0  4.00
 5.0 0.0  4.44
 1.0 1.0  0.61
 2.0 1.0  1.14
 3.0 1.0  1.59
 4.0 1.0  2.01
 5.0 1.0  2.35