| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-12 | 2.86/5 | 4.11/5 |
| Ep 13-24 | 2.56/5 | 4.07/5 |
| Ep 25-36 | 2.84/5 | 4.25/5 |
| Ep 37-48 | 3.25/5 | 4.22/5 |
| Ep 49-60 | 2.63/5 | 4.08/5 |
| Ep 61-72 | 2.78/5 | 4.26/5 |
| Ep 73-84 | 3.40/5 | 4.26/5 |
| Ep 85-96 | 3.02/5 | 4.38/5 |
| Ep 97-108 | 3.23/5 | 4.51/5 |
| Ep 109-120 | 2.95/5 | 4.54/5 |
| Ep 121-132 | 2.86/5 | 4.17/5 |
| Ep 133-144 | 2.95/5 | 4.28/5 |
| Ep 145-156 | 3.07/5 | 4.23/5 |
| Ep 157-168 | 3.50/5 | 4.42/5 |
| Ep 169-180 | 3.21/5 | 4.58/5 |
| Ep 181-192 | 3.53/5 | 4.51/5 |
| Ep 193-204 | 3.27/5 | 4.31/5 |
| Ep 205-216 | 3.48/5 | 4.61/5 |
| Ep 217-228 | 2.84/5 | 4.35/5 |
| Ep 229-240 | 3.37/5 | 4.41/5 |
| Ep 241-252 | 3.58/5 | 4.67/5 |
| Ep 253-264 | 2.78/5 | 4.31/5 |
| Ep 265-276 | 2.77/5 | 4.07/5 |
| Ep 277-288 | 3.43/5 | 4.36/5 |
| Ep 289-293 | 3.61/5 | 4.31/5 |
| Overall | 3.10/5 | 4.67/5 |