| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-7 | 3.57/5 | 4.58/5 |
| Ep 8-14 | 3.35/5 | 4.55/5 |
| Ep 15-21 | 3.23/5 | 4.62/5 |
| Ep 22-28 | 3.21/5 | 4.56/5 |
| Ep 29-35 | 3.22/5 | 4.54/5 |
| Ep 36-42 | 3.08/5 | 4.53/5 |
| Ep 43-49 | 3.23/5 | 4.57/5 |
| Ep 50-56 | 3.40/5 | 4.59/5 |
| Ep 57-63 | 3.25/5 | 4.59/5 |
| Ep 64-70 | 3.30/5 | 4.63/5 |
| Ep 71-77 | 3.18/5 | 4.51/5 |
| Ep 78-84 | 3.22/5 | 4.46/5 |
| Ep 85-91 | 3.00/5 | 4.41/5 |
| Ep 92-98 | 3.08/5 | 4.51/5 |
| Ep 99-105 | 3.05/5 | 4.47/5 |
| Ep 106-112 | 3.24/5 | 4.57/5 |
| Ep 113-119 | 3.24/5 | 4.54/5 |
| Ep 120-126 | 2.91/5 | 4.34/5 |
| Ep 127-133 | 3.15/5 | 4.55/5 |
| Ep 134-140 | 3.09/5 | 4.39/5 |
| Ep 141-147 | 3.09/5 | 4.53/5 |
| Ep 148-154 | 3.16/5 | 4.36/5 |
| Ep 155-156 | 3.17/5 | 4.39/5 |
| Overall | 3.19/5 | 4.63/5 |