| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-6 | 3.70/5 | 4.88/5 |
| Ep 7-12 | 3.03/5 | 4.64/5 |
| Ep 13-18 | 3.29/5 | 4.67/5 |
| Ep 19-24 | 3.42/5 | 4.89/5 |
| Ep 25-30 | 3.59/5 | 4.73/5 |
| Ep 31-36 | 3.80/5 | 4.92/5 |
| Ep 37-42 | 3.69/5 | 4.85/5 |
| Ep 43-48 | 3.55/5 | 4.68/5 |
| Ep 49-54 | 3.58/5 | 4.71/5 |
| Ep 55-60 | 3.85/5 | 4.85/5 |
| Ep 61-66 | 3.59/5 | 4.68/5 |
| Ep 67-72 | 3.48/5 | 4.78/5 |
| Ep 73-78 | 3.36/5 | 4.57/5 |
| Ep 79-84 | 3.56/5 | 4.80/5 |
| Ep 85-90 | 3.39/5 | 4.64/5 |
| Ep 91-96 | 3.46/5 | 4.62/5 |
| Ep 97-102 | 3.66/5 | 4.71/5 |
| Ep 103-108 | 3.65/5 | 4.77/5 |
| Ep 109-114 | 3.72/5 | 4.74/5 |
| Ep 115-120 | 3.61/5 | 4.80/5 |
| Ep 121-126 | 3.76/5 | 4.82/5 |
| Ep 127-132 | 3.53/5 | 4.72/5 |
| Ep 133-138 | 3.45/5 | 4.81/5 |
| Ep 139-142 | 3.64/5 | 4.74/5 |
| Overall | 3.55/5 | 4.92/5 |