xper,xns,xew,xco
0.100000001 , 4.52553654 , 3.58330488 , 1083.50000
0.200000003 , 0.644001365 , 0.627735853 , 1250.00000
0.300000012 , 0.116048031 , 0.107507199 , 1250.00000
0.500000000 , 2.46928856E-02 , 2.15272997E-02 , 1250.00000
1.00000000 , 7.44355284E-03 , 5.90525242E-03 , 700.000000
2.00000000 , 1.93706818E-03 , 2.35964474E-03 , 350.000000
3.00000000 , 9.57063807E-04 , 1.45028764E-03 , 233.500000