BAYES scores rewriting

[Georgy Goshin]

Hi,

score BAYES_00 0 0 -2.312 -2.599
score BAYES_05 0 0 -1.110 -1.110
score BAYES_20 0 0 -0.740 -0.740
score BAYES_40 0 0 -0.185 -0.185
score BAYES_50 0 0 0.001 0.001
score BAYES_60 0 0 1.0 1.0
score BAYES_80 0 0 2.0 2.0
score BAYES_95 0 0 3.0 3.0
score BAYES_99 0 0 3.5 3.5

What does these colums means, I want to modify them and this is why I want 
to know.

Thanks.