| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.07/5 | 4.69/5 |
| Vol 2 | 3.45/5 | 4.70/5 |
| Vol 3 | 3.50/5 | 4.72/5 |
| Vol 4 | 2.88/5 | 4.56/5 |
| Vol 5 | 3.05/5 | 4.61/5 |
| Vol 6 | 2.87/5 | 4.55/5 |
| Vol 7 | 3.55/5 | 4.73/5 |
| Vol 8 | 2.64/5 | 4.48/5 |
| Vol 9 | 2.76/5 | 4.42/5 |
| Vol 10 | 2.51/5 | 4.44/5 |
| Vol 11 | 3.08/5 | 4.67/5 |
| Vol 12 | 2.58/5 | 4.44/5 |
| Vol 13 | 3.64/5 | 4.74/5 |
| Vol 14 | 3.19/5 | 4.72/5 |
| Vol 15 | 2.80/5 | 4.64/5 |
| Vol 16 | 2.73/5 | 4.62/5 |
| Vol 17 | 3.10/5 | 4.68/5 |
| Vol 18 | 3.42/5 | 4.70/5 |
| Vol 19 | 2.84/5 | 4.59/5 |
| Vol 20 | 3.28/5 | 4.73/5 |
| Vol 21 | 3.40/5 | 4.72/5 |
| Vol 22 | 2.79/5 | 4.62/5 |
| Vol 23 | 3.64/5 | 4.74/5 |
| Vol 24 | 3.14/5 | 4.63/5 |
| Vol 25 | 3.19/5 | 4.77/5 |
| Overall | 3.07/5 | 4.77/5 |