| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 2.83/5 | 4.54/5 |
| Vol 2 | 2.73/5 | 4.51/5 |
| Vol 3 | 3.62/5 | 4.57/5 |
| Vol 4 | 4.07/5 | 4.63/5 |
| Vol 5 | 2.74/5 | 4.52/5 |
| Vol 6 | 2.31/5 | 4.49/5 |
| Vol 7 | 2.60/5 | 4.52/5 |
| Vol 8 | 4.05/5 | 4.62/5 |
| Vol 9 | 4.19/5 | 4.68/5 |
| Vol 10 | 4.12/5 | 4.65/5 |
| Vol 11 | 2.82/5 | 4.55/5 |
| Vol 12 | 2.36/5 | 4.45/5 |
| Vol 13 | 2.88/5 | 4.54/5 |
| Vol 14 | 3.25/5 | 4.58/5 |
| Vol 15 | 3.71/5 | 4.59/5 |
| Vol 16 | 3.18/5 | 4.55/5 |
| Vol 17 | 4.04/5 | 4.62/5 |
| Vol 18 | 4.07/5 | 4.63/5 |
| Vol 19 | 4.15/5 | 4.66/5 |
| Vol 20 | 4.13/5 | 4.65/5 |
| Vol 21 | 3.20/5 | 4.55/5 |
| Vol 22 | 3.92/5 | 4.59/5 |
| Vol 23 | 4.06/5 | 4.62/5 |
| Vol 24 | 4.18/5 | 4.67/5 |
| Overall | 3.47/5 | 4.68/5 |