| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 1.85/5 | 4.09/5 |
| Vol 2 | 1.58/5 | 2.64/5 |
| Vol 3 | 1.86/5 | 3.40/5 |
| Vol 4 | 1.82/5 | 3.70/5 |
| Vol 5 | 1.83/5 | 4.00/5 |
| Vol 6 | 1.94/5 | 4.19/5 |
| Vol 7 | 1.82/5 | 3.00/5 |
| Vol 8 | 1.86/5 | 3.67/5 |
| Vol 9 | 2.05/5 | 3.80/5 |
| Vol 10 | 2.00/5 | 3.45/5 |
| Vol 11 | 1.96/5 | 3.50/5 |
| Vol 12 | 1.78/5 | 4.09/5 |
| Vol 13 | 1.84/5 | 2.93/5 |
| Vol 14 | 1.86/5 | 4.00/5 |
| Vol 15 | 1.58/5 | 2.70/5 |
| Vol 16 | 1.93/5 | 4.14/5 |
| Vol 17 | 2.02/5 | 3.63/5 |
| Overall | 1.86/5 | 4.19/5 |