| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-6 | 2.37/5 | 2.98/5 |
| Ep 7-12 | 2.35/5 | 2.96/5 |
| Ep 13-18 | 2.34/5 | 2.93/5 |
| Ep 19-24 | 2.37/5 | 3.14/5 |
| Ep 25-30 | 2.40/5 | 3.31/5 |
| Ep 31-36 | 2.29/5 | 2.94/5 |
| Ep 37-42 | 2.35/5 | 2.95/5 |
| Ep 43-48 | 2.36/5 | 2.99/5 |
| Ep 49-54 | 2.35/5 | 3.34/5 |
| Ep 55-60 | 2.36/5 | 3.00/5 |
| Ep 61-66 | 2.39/5 | 2.94/5 |
| Ep 67-72 | 2.30/5 | 2.96/5 |
| Ep 73-78 | 2.37/5 | 3.46/5 |
| Ep 79-84 | 2.33/5 | 2.96/5 |
| Ep 85-90 | 2.35/5 | 2.92/5 |
| Ep 91-96 | 2.31/5 | 2.99/5 |
| Ep 97-102 | 2.36/5 | 3.40/5 |
| Ep 103-108 | 2.44/5 | 3.15/5 |
| Ep 109-114 | 2.43/5 | 3.12/5 |
| Ep 115-120 | 2.36/5 | 2.90/5 |
| Ep 121-126 | 2.37/5 | 2.94/5 |
| Ep 127-132 | 2.32/5 | 3.12/5 |
| Ep 133-138 | 2.38/5 | 3.20/5 |
| Ep 139-144 | 2.38/5 | 2.94/5 |
| Ep 145-150 | 2.32/5 | 2.93/5 |
| Overall | 2.36/5 | 3.46/5 |