Over the weekend the Lonewolf GT was held in Houston, Texas and represents the largest ever KoW event. It attracted 63 participants.
Lurker2 over on the Mantic Forum has published some stats and I have replicated them here.
Interesting 19 different armies were used. That is pretty wide coverage. What is not shown is which armies used Allies and what those allies were.
Obviously it doesn't take matchup, individual scenario or player skill into account but it gives a flavour of how things went.