Cover Image

PAPERBACK
$47.95



View/Hide Left Panel

Selected Percentiles

5th

10th

15th

25th

50th

75th

85th

90th

95th

3.90a

4.40

4.80

5.30

16.50

7.70

8.59

8.61

9.51a

4.80

5.40

5.60

6.20

7.40

9.01

9.81

11.60

15.30

5.70

6.40

6.80

7.60

9.20

11.20

12.90

13.90

17.53

6.00

6.40

6.80

7.70

9.00

10.89

12.60

13.90

16.38

6.40

7.40

7.80

8.51

10.20

12.89

13.90

15.30

18.38

6.80

7.90

8.40

9.31

12.11

15.70

17.72

19.01

22.70

3.40a

3.70

4.30

4.70

5.80

7.20

7.91

8.51

9.51a

3.50

4.20

4.90

5.60

6.50

7.90

9.01

9.90

12.10

4.70

5.10

5.40

5.90

7.20

9.40

11.10

12.20

14.09

4.50

5.09

5.50

6.10

7.50

9.20

10.91

12.40

14.30

5.20

5.70

6.30

7.40

8.90

11.01

12.80

14.10

16.01

6.40

7.01

7.50

8.40

10.61

13.40

15.31

17.30

20.53

2.80a

2.80a

3.50

3.50

4.90

6.40

7.30

7.80a

9.30a

4.90

5.50

6.00

6.70

8.51

10.81

12.60

13.90

16.51



The National Academies | 500 Fifth St. N.W. | Washington, D.C. 20001
Copyright © National Academy of Sciences. All rights reserved.
Terms of Use and Privacy Statement