| Progress | Difficulty | Peak |
|---|---|---|
| Ep 1-7 | 2.37/5 | 4.58/5 |
| Ep 8-14 | 2.72/5 | 4.75/5 |
| Ep 15-21 | 3.26/5 | 4.95/5 |
| Ep 22-28 | 3.39/5 | 4.89/5 |
| Ep 29-35 | 3.17/5 | 4.69/5 |
| Ep 36-42 | 3.09/5 | 4.87/5 |
| Ep 43-49 | 3.21/5 | 4.85/5 |
| Ep 50-56 | 3.18/5 | 4.91/5 |
| Ep 57-63 | 2.81/5 | 4.85/5 |
| Ep 64-70 | 3.05/5 | 4.75/5 |
| Ep 71-77 | 3.15/5 | 4.86/5 |
| Ep 78-84 | 2.97/5 | 4.73/5 |
| Ep 85-91 | 3.18/5 | 4.75/5 |
| Ep 92-98 | 3.14/5 | 4.85/5 |
| Ep 99-105 | 3.08/5 | 4.83/5 |
| Ep 106-112 | 3.08/5 | 4.66/5 |
| Ep 113-119 | 3.28/5 | 4.80/5 |
| Ep 120-126 | 3.60/5 | 5.00/5 |
| Ep 127-133 | 3.89/5 | 4.95/5 |
| Ep 134-140 | 3.10/5 | 4.85/5 |
| Ep 141-147 | 3.31/5 | 4.78/5 |
| Ep 148-154 | 3.50/5 | 4.87/5 |
| Ep 155-159 | 3.57/5 | 4.83/5 |
| Overall | 3.17/5 | 5.00/5 |