If you try to close 5 DSs then the gaps look like this:
Level 0 to Level 1: 6
Level 1 to Level 2: 7
Level 2 to Level 3: 9
Level 3 to Level 4: 10
Level 4 to Level 5: 16
Level 5 to Level 6: 13
Level 6 to Level 7: 10
Level 7 to Level 8: 12
Level 8 to Leve...
Level 0 to Level 1: 6
Level 1 to Level 2: 7
Level 2 to Level 3: 9
Level 3 to Level 4: 10
Level 4 to Level 5: 16
Level 5 to Level 6: 13
Level 6 to Level 7: 10
Level 7 to Level 8: 12
Level 8 to Leve...