Left cheek

Subject No

before

after

1

2.5

1.5

2

3.5

2.5

3

3

2.5

4

3.5

4

5

3

2.5

6

3

2

7

3

3

8

3

2.5

9

3

2.5

11

3.5

3

12

2.5

4

13

3.5

3.5

14

5

4

15

1

1

16

2.5

2.5

17

4

2.5

18

3.5

3.5

19

4.5

4

20

1

1