| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-9 | 3.74/5 | 4.62/5 |
| Ep 10-18 | 3.51/5 | 4.48/5 |
| Ep 19-27 | 3.63/5 | 4.58/5 |
| Ep 28-36 | 4.02/5 | 4.66/5 |
| Ep 37-45 | 3.86/5 | 4.71/5 |
| Ep 46-54 | 3.97/5 | 4.72/5 |
| Ep 55-63 | 3.89/5 | 4.62/5 |
| Ep 64-72 | 3.86/5 | 4.69/5 |
| Ep 73-81 | 4.08/5 | 4.71/5 |
| Ep 82-90 | 3.86/5 | 4.65/5 |
| Ep 91-99 | 3.97/5 | 4.70/5 |
| Ep 100-108 | 3.93/5 | 4.71/5 |
| Ep 109-117 | 3.96/5 | 4.72/5 |
| Ep 118-126 | 3.94/5 | 4.66/5 |
| Ep 127-135 | 3.88/5 | 4.69/5 |
| Ep 136-144 | 3.85/5 | 4.63/5 |
| Ep 145-153 | 3.81/5 | 4.63/5 |
| Ep 154-162 | 3.81/5 | 4.64/5 |
| Ep 163-171 | 3.87/5 | 4.63/5 |
| Ep 172-180 | 3.85/5 | 4.61/5 |
| Ep 181-189 | 3.73/5 | 4.61/5 |
| Ep 190-198 | 4.00/5 | 4.67/5 |
| Ep 199-207 | 3.88/5 | 4.69/5 |
| Ep 208-214 | 3.88/5 | 4.67/5 |
| Overall | 3.87/5 | 4.72/5 |