y1

y2

y3

y4

y5

y6

y1

1

0.922

0.961

0.909

0.656

0.983

y2

0.922

1

0.909

0.975

0.765

0.848

y3

0.961

0.909

1

0.911

0.643

0.911

y4

0.909

0.975

0.911

1

0.807

0.822

y5

0.656

0.765

0.643

0.807

1

0.554

y6

0.983

0.848

0.911

0.822

0.554

1