I am honestly shocked why you would move Level 7777 to Level 7779. There is a clear motivation of swapping the levels; please revert to their original ordering.
Below is the table of the number of levels by episode position and by difficulty rating.
| Easy | Hard | Super Hard | Nightmare | Legendary |
|---|
1st | 628 | 335 | 263 | 185 | 109 |
2nd | 856 | 201 | 165 | 171 | 127 |
3rd | 1267 | 111 | 70 | 48 | 24 |
4th | 1216 | 187 | 82 | 27 | 8 |
5th | 1224 | 74 | 65 | 95 | 62 |
6th | 1341 | 110 | 49 | 16 | 4 |
7th | 1156 | 208 | 123 | 28 | 5 |
8th | 895 | 229 | 182 | 119 | 95 |
9th | 842 | 317 | 228 | 109 | 24 |
10th | 407 | 416 | 412 | 220 | 65 |
11th | 202 | 262 | 387 | 414 | 253 |
12th | 233 | 208 | 348 | 430 | 299 |
13th | 116 | 188 | 286 | 445 | 483 |
14th | 49 | 72 | 200 | 466 | 731 |
15th | 247 | 99 | 162 | 289 | 721 |