| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 4.13/5 | 4.65/5 |
| Vol 2 | 4.18/5 | 4.67/5 |
| Vol 3 | 4.07/5 | 4.63/5 |
| Vol 4 | 4.08/5 | 4.63/5 |
| Vol 5 | 4.04/5 | 4.62/5 |
| Vol 6 | 4.08/5 | 4.63/5 |
| Vol 7 | 3.89/5 | 4.57/5 |
| Vol 8 | 3.87/5 | 4.58/5 |
| Vol 9 | 4.13/5 | 4.65/5 |
| Vol 10 | 4.02/5 | 4.61/5 |
| Vol 11 | 3.86/5 | 4.57/5 |
| Vol 12 | 3.81/5 | 4.54/5 |
| Overall | 4.01/5 | 4.67/5 |