| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-6 | 2.70/5 | 3.82/5 |
| Ep 7-12 | 2.77/5 | 3.87/5 |
| Ep 13-18 | 2.78/5 | 3.87/5 |
| Ep 19-24 | 2.62/5 | 3.94/5 |
| Ep 25-30 | 2.54/5 | 3.77/5 |
| Ep 31-36 | 2.81/5 | 4.47/5 |
| Ep 37-42 | 2.60/5 | 3.85/5 |
| Ep 43-48 | 2.58/5 | 3.94/5 |
| Ep 49-54 | 2.47/5 | 4.05/5 |
| Ep 55-60 | 2.54/5 | 4.14/5 |
| Ep 61-66 | 2.63/5 | 4.05/5 |
| Ep 67-72 | 2.75/5 | 4.20/5 |
| Ep 73-78 | 2.96/5 | 4.14/5 |
| Ep 79-84 | 2.78/5 | 4.54/5 |
| Ep 85-90 | 2.96/5 | 4.48/5 |
| Ep 91-96 | 2.44/5 | 4.45/5 |
| Ep 97-102 | 2.60/5 | 4.32/5 |
| Ep 103-108 | 2.64/5 | 4.11/5 |
| Ep 109-114 | 2.68/5 | 4.56/5 |
| Ep 115-120 | 2.49/5 | 4.36/5 |
| Ep 121-126 | 2.50/5 | 4.30/5 |
| Ep 127-132 | 2.44/5 | 4.10/5 |
| Ep 133-138 | 2.64/5 | 4.47/5 |
| Ep 139-143 | 2.37/5 | 4.17/5 |
| Overall | 2.64/5 | 4.56/5 |