Running a Marathon

4.7

4.3

4.8

4.8

4.8

4.2

4.7

4.7

4.4

4.8

4.8

4.5

4.8

4.9

4.7

4.7

4.7

4.6

4.7

4.6

4.5

4.8

4.7

4.7

4.8

4.7

4.8

4.6

4.7

4.8

4.5

4.8

5

4.7

4.6

4

4.9

4.7

4.4

4.7