| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.69/5 | 4.57/5 |
| Vol 2 | 4.25/5 | 4.70/5 |
| Vol 3 | 4.06/5 | 4.62/5 |
| Vol 4 | 3.88/5 | 4.59/5 |
| Vol 5 | 4.16/5 | 4.66/5 |
| Vol 6 | 4.01/5 | 4.61/5 |
| Vol 7 | 3.92/5 | 4.59/5 |
| Vol 8 | 4.06/5 | 4.62/5 |
| Vol 9 | 4.00/5 | 4.60/5 |
| Vol 10 | 3.67/5 | 4.58/5 |
| Vol 11 | 3.38/5 | 4.55/5 |
| Vol 12 | 4.10/5 | 4.64/5 |
| Vol 13 | 2.96/5 | 4.51/5 |
| Vol 14 | 3.83/5 | 4.58/5 |
| Vol 15 | 4.09/5 | 4.63/5 |
| Vol 16 | 4.01/5 | 4.61/5 |
| Overall | 3.88/5 | 4.70/5 |