n = 200

n = 500

d0

10

5

10

5

1

9.1

4.6

10.4

4.9

0.8

12.6

7.9

12

7.1

0.6

12.8

8.1

12.4

7.6

0.4

9.7

5.6

10.3

5.7

0.2

9.9

5.8

9.6

4.8