| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-9 | 4.03/5 | 4.89/5 |
| Ep 10-18 | 3.78/5 | 4.75/5 |
| Ep 19-27 | 3.93/5 | 4.85/5 |
| Ep 28-36 | 4.31/5 | 4.93/5 |
| Ep 37-45 | 4.15/5 | 4.98/5 |
| Ep 46-54 | 4.25/5 | 4.99/5 |
| Ep 55-63 | 4.16/5 | 4.89/5 |
| Ep 64-72 | 4.15/5 | 4.96/5 |
| Ep 73-81 | 4.36/5 | 4.98/5 |
| Ep 82-90 | 4.16/5 | 4.92/5 |
| Ep 91-99 | 4.27/5 | 4.97/5 |
| Ep 100-108 | 4.22/5 | 4.98/5 |
| Ep 109-117 | 4.25/5 | 4.99/5 |
| Ep 118-126 | 4.21/5 | 4.93/5 |
| Ep 127-135 | 4.17/5 | 4.96/5 |
| Ep 136-144 | 4.14/5 | 4.90/5 |
| Ep 145-153 | 4.08/5 | 4.90/5 |
| Ep 154-162 | 4.13/5 | 4.91/5 |
| Ep 163-171 | 4.13/5 | 4.90/5 |
| Ep 172-180 | 4.14/5 | 4.88/5 |
| Ep 181-189 | 4.01/5 | 4.88/5 |
| Ep 190-198 | 4.28/5 | 4.94/5 |
| Ep 199-207 | 4.09/5 | 4.96/5 |
| Ep 208-214 | 4.17/5 | 4.94/5 |
| Overall | 4.15/5 | 4.99/5 |