| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.11/5 | 4.24/5 |
| Vol 2 | 3.04/5 | 4.18/5 |
| Vol 3 | 3.02/5 | 4.14/5 |
| Vol 4 | 3.15/5 | 4.34/5 |
| Vol 5 | 3.02/5 | 4.27/5 |
| Vol 6 | 3.06/5 | 4.17/5 |
| Vol 7 | 2.94/5 | 4.26/5 |
| Vol 8 | 2.86/5 | 4.07/5 |
| Vol 9 | 3.14/5 | 4.31/5 |
| Vol 10 | 2.81/5 | 4.13/5 |
| Vol 11 | 2.82/5 | 4.23/5 |
| Vol 12 | 3.18/5 | 4.30/5 |
| Vol 13 | 2.48/5 | 3.85/5 |
| Vol 14 | 2.80/5 | 4.17/5 |
| Vol 15 | 2.81/5 | 4.07/5 |
| Vol 16 | 2.39/5 | 3.80/5 |
| Vol 17 | 2.90/5 | 4.05/5 |
| Vol 18 | 3.08/5 | 4.21/5 |
| Vol 19 | 3.20/5 | 4.21/5 |
| Vol 20 | 3.09/5 | 4.17/5 |
| Vol 21 | 3.23/5 | 4.30/5 |
| Vol 22 | 3.18/5 | 4.28/5 |
| Vol 23 | 3.08/5 | 4.22/5 |
| Overall | 3.00/5 | 4.34/5 |