2k, always.
Tends to take at min 3hrs.
Max, well, i´m embaressed to say, 6.5hrs.

In WFB we had a big bash at the club some years back, 14k/side, 7 players aside, 7x6/4´ tables, not so interesting in my opinion.
For some reason all "heavy shooters" on the good side pointed their black powder inventions towards a big daemon..
My BT.
Not so fun to be out of "where it happens" in turn 2.

(bad judgement in choosing list may be another reason...)