Level,Extreme,High,Moderate,Low
-1,8,5,4,2-1
0,9,6,5,3-2
1,10,7,6,4-3
2,11,8,7,5-4
3,13,10,9,7-5
4,15,12,10,8-7
5,16,13,12,10-8
6,18,15,13,11-9
7,20,17,15,13-11
8,21,18,16,14-12
9,23,20,18,16-13
10,25,22,19,17-15
11,26,23,21,19-16
12,28,25,22,20-17
13,30,27,24,22-19
14,31,28,25,23-20
15,33,30,27,25-21
16,35,32,28,26-23
17,36,33,30,28-24
18,38,35,31,29-25
19,40,37,33,31-27
20,41,38,34,32-28
21,43,40,36,34-29
22,45,42,37,35-31
23,46,43,38,36-32
24,48,45,40,38-33