(Telecompaper) Facebook reported third-quarter revenues up 60 percent year-on-year to USD 2.02 billion. Ad revenues rose 66 percent to USD 1.80 billion, and mobile advertising accounted for 49 percent of the total. The number of active mobile users of the social network was up 45 percent to 874 million in September, out of a total 1.19 billion people on Facebook. Daily active users on the site totaled 728 million in September, an increase of 25 percent year-over-year. The company's quarterly operating profit doubled to USD 736 million from USD 377 million a year ago, and the net result moved to a profit of USD 425 million from a loss of USD 59 million. Facebook finished the quarter with USD 9.33 billion in cash.