In the user profile, if you click on statistics, it now does have that wording ("your posts have been helpful 90 out of 100 times"). But in that listing page:
http://www.ninjette.org/forums/profi...?do=helpfulans
it looks like the Good and Bad are hardcoded somewhere; I can't seem to find where to adjust those phrases. In the database it is just stored as 1 & 0, so the translation is happening somewhere.