| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-6 | 2.86/5 | 4.51/5 |
| Ep 7-12 | 2.87/5 | 4.49/5 |
| Ep 13-18 | 3.17/5 | 4.61/5 |
| Ep 19-24 | 3.29/5 | 4.77/5 |
| Ep 25-30 | 2.94/5 | 4.40/5 |
| Ep 31-36 | 3.23/5 | 4.54/5 |
| Ep 37-42 | 3.14/5 | 4.66/5 |
| Ep 43-48 | 3.26/5 | 4.48/5 |
| Ep 49-54 | 3.38/5 | 4.87/5 |
| Ep 55-60 | 3.34/5 | 4.73/5 |
| Ep 61-66 | 3.36/5 | 4.80/5 |
| Ep 67-72 | 3.28/5 | 4.55/5 |
| Ep 73-78 | 3.17/5 | 4.64/5 |
| Ep 79-84 | 3.24/5 | 4.63/5 |
| Ep 85-90 | 3.07/5 | 4.65/5 |
| Ep 91-96 | 3.22/5 | 4.48/5 |
| Ep 97-102 | 3.13/5 | 4.29/5 |
| Ep 103-108 | 3.30/5 | 4.65/5 |
| Ep 109-114 | 3.07/5 | 4.64/5 |
| Ep 115-120 | 3.07/5 | 4.53/5 |
| Ep 121-126 | 3.07/5 | 4.68/5 |
| Overall | 3.16/5 | 4.87/5 |