This file assigns reputation values for game beginning to the specified alignment type.
In IWD2 we have:

2DA V1.0
10
           VALUE
L_G        12
N_G        11
C_G        11
L_N        10
N_N        10
C_N        10
L_E        9
N_E        9
C_E        8

Where
first column is the alignment identifier
and the second one, entitled value determines reputation value set at the beginning of the game.