| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-9 | 2.37/5 | 4.08/5 |
| Ep 10-18 | 2.12/5 | 4.10/5 |
| Ep 19-27 | 1.74/5 | 4.04/5 |
| Ep 28-36 | 1.98/5 | 4.03/5 |
| Ep 37-45 | 2.77/5 | 4.18/5 |
| Ep 46-54 | 1.95/5 | 4.06/5 |
| Ep 55-63 | 2.51/5 | 4.13/5 |
| Ep 64-72 | 1.76/5 | 4.03/5 |
| Ep 73-81 | 2.65/5 | 4.06/5 |
| Ep 82-90 | 2.89/5 | 4.09/5 |
| Ep 91-99 | 1.75/5 | 3.96/5 |
| Ep 100-108 | 1.78/5 | 4.01/5 |
| Ep 109-117 | 2.39/5 | 4.13/5 |
| Ep 118-126 | 1.34/5 | 3.81/5 |
| Ep 127-135 | 2.04/5 | 3.89/5 |
| Ep 136-144 | 2.18/5 | 4.06/5 |
| Ep 145-153 | 1.53/5 | 3.86/5 |
| Ep 154-162 | 1.74/5 | 4.03/5 |
| Ep 163-171 | 2.06/5 | 3.99/5 |
| Ep 172-180 | 2.03/5 | 3.99/5 |
| Ep 181-189 | 2.21/5 | 3.96/5 |
| Ep 190-198 | 1.65/5 | 4.24/5 |
| Ep 199-207 | 2.29/5 | 4.06/5 |
| Overall | 2.10/5 | 4.24/5 |