| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 4.05/5 | 4.65/5 |
| Vol 2 | 4.09/5 | 4.66/5 |
| Vol 3 | 4.12/5 | 4.67/5 |
| Vol 4 | 3.58/5 | 4.61/5 |
| Vol 5 | 3.04/5 | 4.54/5 |
| Vol 6 | 2.61/5 | 4.39/5 |
| Vol 7 | 3.49/5 | 4.59/5 |
| Vol 8 | 3.54/5 | 4.56/5 |
| Vol 9 | 3.66/5 | 4.55/5 |
| Vol 10 | 3.87/5 | 4.63/5 |
| Vol 11 | 2.77/5 | 4.50/5 |
| Vol 12 | 3.37/5 | 4.58/5 |
| Vol 13 | 2.91/5 | 4.55/5 |
| Vol 14 | 3.47/5 | 4.59/5 |
| Vol 15 | 3.89/5 | 4.62/5 |
| Vol 16 | 3.40/5 | 4.55/5 |
| Vol 17 | 3.33/5 | 4.55/5 |
| Overall | 3.49/5 | 4.67/5 |