0 = Below Ground
1 = Below Ground
2 = Ground Level
3 = Ground Level
4 = Ground Level
5 = Ground Level
6 = Ground Level
7 = Ground Level
8 = Ground Level
9 = Ground Level
10 = Ground Level
11 = Ground Level
12 = Air
13 = Air
14 = Air
15 = Air
16 = Air
17 = Air
18 = Air