| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 2.45/5 | 4.52/5 |
| Vol 2 | 2.52/5 | 4.46/5 |
| Vol 3 | 2.53/5 | 4.68/5 |
| Vol 4 | 2.38/5 | 4.67/5 |
| Vol 5 | 2.13/5 | 4.42/5 |
| Vol 6 | 2.17/5 | 4.42/5 |
| Vol 7 | 2.55/5 | 4.56/5 |
| Vol 8 | 2.31/5 | 4.51/5 |
| Vol 9 | 2.44/5 | 4.50/5 |
| Vol 10 | 2.59/5 | 4.64/5 |
| Vol 11 | 2.44/5 | 4.73/5 |
| Vol 12 | 2.31/5 | 4.31/5 |
| Vol 13 | 2.57/5 | 4.73/5 |
| Vol 14 | 2.17/5 | 4.34/5 |
| Vol 15 | 2.43/5 | 4.53/5 |
| Vol 16 | 2.48/5 | 4.45/5 |
| Vol 17 | 2.14/5 | 4.57/5 |
| Vol 18 | 2.06/5 | 4.47/5 |
| Vol 19 | 2.55/5 | 4.78/5 |
| Vol 20 | 2.19/5 | 4.57/5 |
| Overall | 2.36/5 | 4.78/5 |