Facebook continues to reap big rewards from ads placed on people’s smartphones, which now generate more than two-thirds of its revenue.

Roughly 69 percent of Facebook’s revenue for the quarter ended Dec. 31 came from mobile advertising, the company said Wednesday.

Total revenue for the quarter was $3.85 billion. That was up 49 percent from a year earlier and beat the consensus estimate of $3.77 billion from analysts polled by Thomson Reuters.
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