| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.98/5 | 4.69/5 |
| Vol 2 | 2.95/5 | 4.54/5 |
| Vol 3 | 3.75/5 | 4.67/5 |
| Vol 4 | 3.02/5 | 4.58/5 |
| Vol 5 | 2.93/5 | 4.58/5 |
| Vol 6 | 2.82/5 | 4.52/5 |
| Vol 7 | 2.86/5 | 4.59/5 |
| Vol 8 | 4.11/5 | 4.70/5 |
| Vol 9 | 2.94/5 | 4.60/5 |
| Vol 10 | 3.03/5 | 4.62/5 |
| Vol 11 | 3.65/5 | 4.64/5 |
| Vol 12 | 3.21/5 | 4.59/5 |
| Vol 13 | 4.11/5 | 4.70/5 |
| Vol 14 | 3.85/5 | 4.68/5 |
| Vol 15 | 4.39/5 | 4.81/5 |
| Vol 16 | 4.23/5 | 4.75/5 |
| Vol 17 | 3.28/5 | 4.65/5 |
| Vol 18 | 3.20/5 | 4.57/5 |
| Vol 19 | 4.16/5 | 4.72/5 |
| Vol 20 | 4.18/5 | 4.73/5 |
| Vol 21 | 4.24/5 | 4.76/5 |
| Vol 22 | 4.10/5 | 4.70/5 |
| Overall | 3.58/5 | 4.81/5 |