| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.12/5 | 4.33/5 |
| Vol 2 | 3.12/5 | 4.33/5 |
| Vol 3 | 2.84/5 | 4.21/5 |
| Vol 4 | 3.31/5 | 4.41/5 |
| Vol 5 | 3.59/5 | 4.48/5 |
| Vol 6 | 3.36/5 | 4.42/5 |
| Vol 7 | 3.43/5 | 4.44/5 |
| Vol 8 | 3.50/5 | 4.44/5 |
| Vol 9 | 3.06/5 | 4.33/5 |
| Vol 10 | 3.14/5 | 4.40/5 |
| Vol 11 | 2.98/5 | 4.25/5 |
| Vol 12 | 3.24/5 | 4.46/5 |
| Vol 13 | 3.34/5 | 4.40/5 |
| Vol 14 | 3.27/5 | 4.38/5 |
| Vol 15 | 3.07/5 | 4.38/5 |
| Vol 16 | 3.62/5 | 4.51/5 |
| Vol 17 | 3.32/5 | 4.42/5 |
| Vol 18 | 3.44/5 | 4.50/5 |
| Vol 19 | 2.94/5 | 4.23/5 |
| Vol 20 | 3.17/5 | 4.41/5 |
| Vol 21 | 3.57/5 | 4.52/5 |
| Vol 22 | 3.65/5 | 4.53/5 |
| Overall | 3.28/5 | 4.53/5 |