Read Campaign's analysis of the full figures alongside the creative agency league table.
Agency Gratterpalm remains in the top spot with clients including Asda and Greggs.
The social network celebrates its latest birthday this week, and there is no sign that its dominance will dwindle any time soon, writes Daniel Price, head of social operations at Lost Boys.
You'll be seeing less work from DDB at award shows in 2016. Here's why.