| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 4.03/5 | 4.49/5 |
| Vol 2 | 4.10/5 | 4.52/5 |
| Vol 3 | 4.16/5 | 4.55/5 |
| Vol 4 | 4.02/5 | 4.49/5 |
| Vol 5 | 4.15/5 | 4.54/5 |
| Vol 6 | 4.13/5 | 4.53/5 |
| Vol 7 | 4.14/5 | 4.54/5 |
| Vol 8 | 4.17/5 | 4.55/5 |
| Vol 9 | 4.05/5 | 4.50/5 |
| Vol 10 | 4.09/5 | 4.52/5 |
| Vol 11 | 4.07/5 | 4.51/5 |
| Vol 12 | 4.05/5 | 4.50/5 |
| Vol 13 | 4.01/5 | 4.48/5 |
| Vol 14 | 4.16/5 | 4.54/5 |
| Vol 15 | 4.05/5 | 4.50/5 |
| Vol 16 | 4.08/5 | 4.51/5 |
| Overall | 4.09/5 | 4.55/5 |