This file defines constitution influence on the creature.
First column is the value of NPCs constitution.
2nd column is the value of intoxication received at once.
3rd the rate of decreasing CRE's intoxication value.
4th maximal intoxication.
In IWD2 we have:

2DA V1.0
0
           INTOXICATION_RATE RECOVERY_RATE INTOXICATION_CAP 
1          100               12            100
2          88                12            100
3          66                12            100
4          50                12            100
5          40                12            100
6          30                12            100
7          20                12            100
8          15                12            100
9          13                12            100
10         13                12            100
11         13                12            100
12         13                12            100
13         12                12            100
14         11                12            100
15         10                12            100
16         9                 12            100
17         8                 12            100
18         7                 12            100
19         5                 12            100
20         4                 12            100
21         4                 12            100
22         3                 12            100
23         3                 12            100
24         2                 12            100
25         2                 12            100