y1

y2

y3

y4

x1

0.9864

0.9724

0.9884

0.9955

x2

0.9803

0.9683

0.9828

0.9950

x3

0.9965

0.9910

0.9948

0.9818

x4

0.9902

0.9813

0.9911

0.9908