| Progress | Difficulty | Peak |
|---|---|---|
| # 1-29 | 2.61/5 | 4.21/5 |
| # 30-58 | 2.58/5 | 4.28/5 |
| # 59-87 | 2.56/5 | 4.10/5 |
| # 88-116 | 2.57/5 | 4.19/5 |
| # 117-145 | 2.37/5 | 3.92/5 |
| # 146-174 | 2.54/5 | 4.17/5 |
| # 175-203 | 2.37/5 | 3.87/5 |
| # 204-232 | 2.48/5 | 4.17/5 |
| # 233-261 | 2.58/5 | 3.94/5 |
| # 262-290 | 2.44/5 | 4.03/5 |
| # 291-319 | 2.42/5 | 4.10/5 |
| # 320-348 | 2.44/5 | 4.09/5 |
| # 349-377 | 2.44/5 | 3.85/5 |
| # 378-406 | 2.52/5 | 4.09/5 |
| # 407-435 | 2.45/5 | 3.81/5 |
| # 436-464 | 2.48/5 | 3.72/5 |
| # 465-493 | 2.39/5 | 3.83/5 |
| # 494-522 | 2.40/5 | 3.90/5 |
| # 523-551 | 2.16/5 | 4.03/5 |
| # 552-580 | 2.03/5 | 3.70/5 |
| # 581-609 | 1.79/5 | 3.28/5 |
| # 610-638 | 1.74/5 | 2.46/5 |
| # 639-667 | 1.80/5 | 2.54/5 |
| # 668-696 | 1.74/5 | 2.50/5 |
| # 697-707 | 1.76/5 | 2.51/5 |
| Overall | 2.18/5 | 3.49/5 |