| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 2.00/5 | 3.93/5 |
| Vol 2 | 1.41/5 | 4.46/5 |
| Vol 3 | 1.82/5 | 3.37/5 |
| Vol 4 | 1.57/5 | 4.15/5 |
| Vol 5 | 1.86/5 | 4.04/5 |
| Vol 6 | 1.85/5 | 4.72/5 |
| Vol 7 | 1.97/5 | 4.62/5 |
| Vol 8 | 1.76/5 | 3.22/5 |
| Vol 9 | 1.79/5 | 4.37/5 |
| Vol 10 | 1.92/5 | 4.49/5 |
| Vol 11 | 1.53/5 | 3.20/5 |
| Vol 12 | 2.22/5 | 4.23/5 |
| Vol 13 | 1.95/5 | 4.40/5 |
| Vol 14 | 2.14/5 | 4.37/5 |
| Vol 15 | 1.60/5 | 2.93/5 |
| Overall | 1.83/5 | 4.72/5 |