This file defines reputation effect on the happiness of a characters and other CREs.
The first column consists of the levels of reputation.
The columns 2-4 consists of the values of NPCs happiness depending on their alignment (GOOD, NEUTRAL or EVIL).
The crossings of columns indicate happiness of NPC with given alignment in relation to party with defined reputation.
In BG2 ToB we have:

2DA V1.0
0
      GOOD          NEUTRAL     EVIL
1       -300         -300        80
2       -300         -160        80
3       -160         -160        80
4       -160         -80         80
5       -160         -80         80
6       -80           0          80
7       -80           0          0
8       -80           0          0
9        0            0          0
10       0            0          0
11       0            0          0
12       0            0          0
13       80           0         -80
14       80           0         -80
15       80           0         -80
16       80           0         -160
17       80           0         -160
18       80           0         -160
19       80          -80        -300
20       80          -80        -300