xper,xns,xew,xco
0.100000001 , 33.4076805 , 60.2388611 , 892.650024
0.200000003 , 43.7082367 , 57.9018440 , 1031.25000
0.300000012 , 54.8780403 , 117.491013 , 1031.25000
0.500000000 , 39.2301369 , 30.0434628 , 1031.25000
1.00000000 , 9.37272453 , 11.6768980 , 562.650024
2.00000000 , 1.41356909 , 2.86358261 , 281.325012
3.00000000 , 0.592979014 , 1.02260590 , 187.688004