Skill levels
Rows in red are so called "Hell level". It requires double then normal amount of XP to reach that level.
For skills you get from level 0:
Level | Exp Required |
0 to 1 | 1,500 |
1 to 2 | 3,000 |
2 to 3 | 5,600 |
3 to 4 | 8,100 |
4 to 5 | 12,100 |
5 to 6 | 15,600 |
6 to 7 | 21,000 |
7 to 8 | 25,500 |
8 to 9 | 32,300 |
9 to 10 | 75,600 |
10 to 11 | 46,000 |
11 to 12 | 55,000 |
12 to 13 | 64,800 |
13 to 14 | 75,400 |
14 to 15 | 86,800 |
15 to 16 | 99,000 |
16 to 17 | 112,000 |
17 to 18 | 125,800 |
18 to 19 | 140,400 |
19 to 20 | 311,600 |