pile estimate calculation

4:02

23:05

12:10

17:30

5:47

34:09

12:40

5:42

21:17

5:50

2:53

8:13

8:14

4:31

5:31

23:20

4:27

14:35

32:44

56:02

2:52

11:13

7:01

13:40

15:11

59:01

18:18

14:03

15:38

5:20

13:17

6:07

14:26

28:04

2:18

7:26

3:41

4:40

26:44

18:47

9:37

4:25

2:08

4:49

17:15

11:10

16:08

25:32

10:29

2:11

11:13

56:51

3:54

5:50

22:02

32:18

6:23

9:58

13:00

38:06