Thought this was worth a mention, could be something that the community does well in lieu of official FAQ's from GW.
Find it here
Dark Angels 1750 win/loss Record
Win - 23 (Belial helped wreck Ryan's puny Eldar)
Loss - 13 (Brice's Necrons wiped me)
Draw - 2 (The 13th hold out in alpha take and hold)