| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-6 | 2.89/5 | 4.06/5 |
| Ep 7-12 | 2.82/5 | 4.11/5 |
| Ep 13-18 | 2.50/5 | 4.02/5 |
| Ep 19-24 | 2.75/5 | 4.31/5 |
| Ep 25-30 | 2.88/5 | 4.22/5 |
| Ep 31-36 | 2.81/5 | 3.98/5 |
| Ep 37-42 | 2.67/5 | 3.93/5 |
| Ep 43-48 | 2.97/5 | 4.38/5 |
| Ep 49-54 | 2.80/5 | 4.18/5 |
| Ep 55-60 | 2.78/5 | 3.84/5 |
| Ep 61-66 | 2.77/5 | 4.04/5 |
| Ep 67-72 | 2.88/5 | 4.04/5 |
| Ep 73-78 | 2.78/5 | 4.10/5 |
| Ep 79-84 | 2.71/5 | 3.78/5 |
| Ep 85-90 | 2.65/5 | 4.22/5 |
| Ep 91-96 | 2.76/5 | 4.22/5 |
| Ep 97-102 | 2.97/5 | 4.47/5 |
| Ep 103-108 | 2.74/5 | 4.04/5 |
| Ep 109-114 | 2.77/5 | 4.14/5 |
| Ep 115-120 | 2.81/5 | 4.06/5 |
| Ep 121-126 | 2.64/5 | 4.00/5 |
| Ep 127-132 | 2.76/5 | 4.20/5 |
| Ep 133-138 | 2.64/5 | 4.23/5 |
| Ep 139-140 | 2.89/5 | 3.99/5 |
| Overall | 2.77/5 | 4.47/5 |