| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.88/5 | 4.59/5 |
| Vol 2 | 2.85/5 | 4.44/5 |
| Vol 3 | 3.65/5 | 4.57/5 |
| Vol 4 | 2.92/5 | 4.48/5 |
| Vol 5 | 2.83/5 | 4.48/5 |
| Vol 6 | 2.72/5 | 4.42/5 |
| Vol 7 | 2.76/5 | 4.49/5 |
| Vol 8 | 4.01/5 | 4.60/5 |
| Vol 9 | 2.84/5 | 4.50/5 |
| Vol 10 | 2.93/5 | 4.52/5 |
| Vol 11 | 3.55/5 | 4.54/5 |
| Vol 12 | 3.11/5 | 4.49/5 |
| Vol 13 | 4.01/5 | 4.60/5 |
| Vol 14 | 3.75/5 | 4.58/5 |
| Vol 15 | 4.29/5 | 4.71/5 |
| Vol 16 | 4.13/5 | 4.65/5 |
| Vol 17 | 3.18/5 | 4.55/5 |
| Vol 18 | 3.10/5 | 4.47/5 |
| Vol 19 | 4.06/5 | 4.62/5 |
| Vol 20 | 4.08/5 | 4.63/5 |
| Vol 21 | 4.14/5 | 4.66/5 |
| Vol 22 | 4.00/5 | 4.60/5 |
| Overall | 3.49/5 | 4.71/5 |