find amplitude of a graph

38:49

4:10

3:17

1:16

4:13

3:41

6:07

8:19

5:55

8:22

6:57

19:37

7:40

کوتاه

5:26

3:37

20:44

5:52

14:33

14:50

40:29

2:11

4:09

4:09

4:09

16:46

9:03

4:09

3:04

8:50

7:57

15:46

8:30

12:32

28:01

5:35

8:54

16:17

16:17

8:54