| Progress | Difficulty | Peak |
|---|---|---|
| Vol 1 | 1.72/5 | 3.56/5 |
| Vol 2 | 1.63/5 | 3.75/5 |
| Vol 3 | 1.65/5 | 3.75/5 |
| Vol 4 | 1.51/5 | 3.71/5 |
| Vol 5 | 1.75/5 | 3.78/5 |
| Vol 6 | 1.59/5 | 3.00/5 |
| Vol 7 | 1.43/5 | 2.80/5 |
| Vol 8 | 1.57/5 | 2.83/5 |
| Vol 9 | 1.69/5 | 3.43/5 |
| Vol 10 | 1.90/5 | 3.68/5 |
| Vol 11 | 1.70/5 | 4.03/5 |
| Vol 12 | 1.74/5 | 3.87/5 |
| Vol 13 | 1.63/5 | 2.97/5 |
| Vol 14 | 1.77/5 | 3.63/5 |
| Vol 15 | 1.63/5 | 3.75/5 |
| Vol 16 | 1.65/5 | 3.75/5 |
| Vol 17 | 1.51/5 | 3.71/5 |
| Vol 18 | 1.75/5 | 3.78/5 |
| Vol 19 | 1.59/5 | 3.00/5 |
| Vol 20 | 1.43/5 | 2.80/5 |
| Vol 21 | 1.57/5 | 2.83/5 |
| Overall | 1.64/5 | 4.03/5 |