Facebook (FB) - Get Report posted second quarter earnings of $0.97 a share, $0.15 better than expected. Revenue of $6.44 billion was also better than the $6.02 billion that had been expected. Last year, Facebook earned $0.50 a share on sales of $4.04 billion in its second quarter. As for details, daily active users were 1.13 billion on average for June 2016, an increase of 17 percent year-over-year. Mobile users were 1.03 billion on average for June 2016, an increase of 22 percent year-over-year. Mobile represented 84 percent of advertising revenue for the second quarter of 2016, up from 76 percent last year.