| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 2.85/5 | 4.40/5 |
| Vol 2 | 2.74/5 | 4.42/5 |
| Vol 3 | 2.78/5 | 4.44/5 |
| Vol 4 | 2.74/5 | 4.39/5 |
| Vol 5 | 2.93/5 | 4.43/5 |
| Vol 6 | 2.79/5 | 4.39/5 |
| Vol 7 | 3.00/5 | 4.47/5 |
| Vol 8 | 2.96/5 | 4.36/5 |
| Vol 9 | 2.93/5 | 4.39/5 |
| Vol 10 | 2.92/5 | 4.41/5 |
| Vol 11 | 2.87/5 | 4.43/5 |
| Vol 12 | 3.11/5 | 4.49/5 |
| Vol 13 | 3.19/5 | 4.44/5 |
| Vol 14 | 2.77/5 | 4.25/5 |
| Vol 15 | 3.00/5 | 4.35/5 |
| Vol 16 | 3.24/5 | 4.49/5 |
| Overall | 2.93/5 | 4.49/5 |