The document contains a series of numbers organized in groups of four on each line. Each group contains three single-digit numbers followed by a hyphen and two-digit number. There are a total of 30 lines of these number groupings.

1. 12-5
7
8
6

2. 14-8
6
7
5

3. 11-3
8
7
9

4. 16-8
87
9

5. 13-6
7
6
8

6. 15-7
8
7
9

7. 17-9
8
9
7

8. 11-5
6
5
7

9. 13-4
9
10
8

10. 15-9
6
7
8

11. 12-8
4
5
3

12. 14-7
7
6
8

13. 16-9
7
8 6

14. 11-4
7
6
8

15. 13-5
8
9
7

16. 15-8
79
8

17. 12-6
6
5
7

18. 17-8
9
7
8

19. 11-6
5
6
4

20. 12-7
5
6
4

21. 13-8
5
4
6

22. 11-9
24
3

23. 12-4
8
9
7

24. 14-6
8
7
9

25. 13-7
6
7 5

26. 15-6
9
8
7

27. 18-9
9
7
8

28. 12-9
35
4

29. 14-5
9
8
7

30. 16-7
9
7
8