| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.90/5 | 4.58/5 |
| Vol 2 | 4.01/5 | 4.61/5 |
| Vol 3 | 3.82/5 | 4.55/5 |
| Vol 4 | 3.76/5 | 4.54/5 |
| Vol 5 | 4.12/5 | 4.65/5 |
| Vol 6 | 3.88/5 | 4.57/5 |
| Vol 7 | 3.90/5 | 4.59/5 |
| Vol 8 | 3.93/5 | 4.59/5 |
| Vol 9 | 3.81/5 | 4.56/5 |
| Vol 10 | 3.78/5 | 4.55/5 |
| Vol 11 | 3.88/5 | 4.57/5 |
| Vol 12 | 3.87/5 | 4.57/5 |
| Vol 13 | 3.67/5 | 4.50/5 |
| Vol 14 | 4.07/5 | 4.63/5 |
| Vol 15 | 3.95/5 | 4.59/5 |
| Vol 16 | 3.80/5 | 4.54/5 |
| Vol 17 | 3.58/5 | 4.51/5 |
| Vol 18 | 3.54/5 | 4.48/5 |
| Vol 19 | 3.88/5 | 4.57/5 |
| Vol 20 | 4.02/5 | 4.61/5 |
| Vol 21 | 3.59/5 | 4.43/5 |
| Vol 22 | 3.86/5 | 4.56/5 |
| Vol 23 | 4.03/5 | 4.61/5 |
| Vol 24 | 3.64/5 | 4.47/5 |
| Overall | 3.85/5 | 4.65/5 |