| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-9 | 3.38/5 | 3.80/5 |
| Ep 10-18 | 3.38/5 | 3.80/5 |
| Ep 19-27 | 3.31/5 | 4.03/5 |
| Ep 28-36 | 3.33/5 | 3.84/5 |
| Ep 37-45 | 3.33/5 | 3.82/5 |
| Ep 46-54 | 3.38/5 | 3.84/5 |
| Ep 55-63 | 3.41/5 | 4.02/5 |
| Ep 64-72 | 3.31/5 | 3.86/5 |
| Ep 73-81 | 3.39/5 | 3.82/5 |
| Ep 82-90 | 3.29/5 | 3.85/5 |
| Ep 91-99 | 3.32/5 | 4.13/5 |
| Ep 100-108 | 3.38/5 | 3.91/5 |
| Ep 109-117 | 3.26/5 | 3.94/5 |
| Ep 118-126 | 3.26/5 | 3.89/5 |
| Ep 127-135 | 3.19/5 | 3.90/5 |
| Ep 136-144 | 3.37/5 | 4.20/5 |
| Ep 145-153 | 3.35/5 | 3.95/5 |
| Ep 154-162 | 3.26/5 | 3.82/5 |
| Ep 163-171 | 3.25/5 | 3.88/5 |
| Ep 172-180 | 3.33/5 | 3.86/5 |
| Ep 181-189 | 3.34/5 | 3.90/5 |
| Ep 190-198 | 3.36/5 | 4.06/5 |
| Ep 199-201 | 3.21/5 | 3.92/5 |
| Overall | 3.32/5 | 4.20/5 |