| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.81/5 | 4.55/5 |
| Vol 2 | 3.87/5 | 4.57/5 |
| Vol 3 | 3.93/5 | 4.59/5 |
| Vol 4 | 4.00/5 | 4.60/5 |
| Vol 5 | 4.06/5 | 4.63/5 |
| Vol 6 | 3.81/5 | 4.55/5 |
| Vol 7 | 4.04/5 | 4.62/5 |
| Vol 8 | 3.90/5 | 4.57/5 |
| Vol 9 | 3.80/5 | 4.54/5 |
| Vol 10 | 3.73/5 | 4.51/5 |
| Vol 11 | 3.74/5 | 4.52/5 |
| Vol 12 | 3.72/5 | 4.49/5 |
| Vol 13 | 3.99/5 | 4.60/5 |
| Vol 14 | 3.96/5 | 4.59/5 |
| Vol 15 | 3.88/5 | 4.57/5 |
| Vol 16 | 3.81/5 | 4.54/5 |
| Vol 17 | 3.87/5 | 4.56/5 |
| Overall | 3.88/5 | 4.63/5 |