| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-9 | 2.28/5 | 4.70/5 |
| Ep 10-18 | 2.22/5 | 4.26/5 |
| Ep 19-27 | 2.06/5 | 4.30/5 |
| Ep 28-36 | 2.42/5 | 4.40/5 |
| Ep 37-45 | 2.19/5 | 4.30/5 |
| Ep 46-54 | 2.56/5 | 4.53/5 |
| Ep 55-63 | 2.57/5 | 4.28/5 |
| Ep 64-72 | 2.13/5 | 4.18/5 |
| Ep 73-81 | 1.70/5 | 4.34/5 |
| Ep 82-90 | 2.13/5 | 4.38/5 |
| Ep 91-99 | 2.79/5 | 4.33/5 |
| Ep 100-108 | 2.08/5 | 4.27/5 |
| Ep 109-117 | 2.04/5 | 4.33/5 |
| Ep 118-126 | 2.60/5 | 4.32/5 |
| Ep 127-135 | 2.14/5 | 4.12/5 |
| Ep 136-144 | 1.71/5 | 4.24/5 |
| Ep 145-153 | 1.82/5 | 4.24/5 |
| Ep 154-162 | 2.73/5 | 4.16/5 |
| Ep 163-171 | 1.98/5 | 4.19/5 |
| Ep 172-180 | 1.63/5 | 4.37/5 |
| Ep 181-189 | 2.29/5 | 4.23/5 |
| Ep 190-198 | 2.45/5 | 4.20/5 |
| Ep 199-207 | 1.86/5 | 4.24/5 |
| Ep 208-212 | 1.43/5 | 3.81/5 |
| Overall | 2.17/5 | 4.70/5 |