The front page of the forum gives:
» Currently Active Users: 120
Meanwhile the stats page gives:
Members: 3791 | Crew members: 8 | Active: 1961 | Non-Active: 1830
Must have a different criterion for active.
That just leaves the forum stats:
Threads: 11508 | Posts: 724348 | PMs: 39563 | Thread Views: 9,153,733 | Page Views: 29793246