20

16

4

0.8

19

13

6

0.684

21

14

7

0.667

19

12

7

0.632

20

11

9

0.55

21

9

12

0.429

21

8

13

0.381

19

6

13

0.316

20

6

14

0.3

20

5

15

0.25