metapeople Hong Kong

VP of global sales of Facebook Mike Murphy said in a Bloomberg interview that the number of its advertiser clients -though without divulging actual figure - quadrupled since the start of 2009.

Its share of the US display ad market also grew from 11% in the fourth quarter of 2009, to 16% in the first quarter of this year, putting it ahead of rival Yahoo!, whose share fell from 13% to 12% in the same period.