Originally Posted by
mduell
It does mean at least 9, but it also doesn't necessarily mean any more than 9.
And it certainly doesn't mean at least 18, regardless of there being an eligible P fare currently published.
@
mduell: He/she was making the point that if there is P9, there is likely at least J18 (i.e., if they are willing to sell 9 P seats, there is very likely more than 9 available for full-fare business class).
I don't know if this is true, but it seems reasonable to me.