| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 3.30/5 | 4.15/5 |
| Vol 2 | 3.14/5 | 4.23/5 |
| Vol 3 | 3.13/5 | 4.02/5 |
| Vol 4 | 3.01/5 | 3.92/5 |
| Vol 5 | 3.14/5 | 3.83/5 |
| Vol 6 | 3.27/5 | 4.15/5 |
| Vol 7 | 3.25/5 | 4.13/5 |
| Vol 8 | 3.34/5 | 4.23/5 |
| Vol 9 | 3.16/5 | 4.19/5 |
| Vol 10 | 3.18/5 | 4.15/5 |
| Vol 11 | 3.33/5 | 4.12/5 |
| Vol 12 | 3.15/5 | 4.10/5 |
| Vol 13 | 3.36/5 | 4.26/5 |
| Vol 14 | 3.59/5 | 4.40/5 |
| Vol 15 | 3.34/5 | 4.30/5 |
| Vol 16 | 3.30/5 | 4.19/5 |
| Vol 17 | 3.21/5 | 3.98/5 |
| Vol 18 | 3.30/5 | 4.22/5 |
| Vol 19 | 3.14/5 | 4.17/5 |
| Vol 20 | 3.29/5 | 4.15/5 |
| Vol 21 | 3.23/5 | 4.16/5 |
| Vol 22 | 3.36/5 | 4.25/5 |
| Overall | 3.26/5 | 4.40/5 |