According to audience measurement company comScore, the U.S. online display advertising market is growing like a weed. Data from the company’s Ad Metrix online ad intelligence service indicated that nearly 1.3 trillion display ads were delivered to U.S. Internet users during Q3 2010, marking a 22-percent increase compared to the same period last year.
According to comScore, the social network led all online publishers in the third quarter with no less than 297 billion display ad impressions, representing 23.1 percent market share.
For the record, this includes both static and rich media ads but not video ads, house ads and tiny ads (less than 2,500 pixels in dimension).
According to comScore’s data, Facebook’s market share has increased 13.9 percentage points from 9.2 percent in Q3 2009. Yahoo! Sites ranked second during Q3 2010 with 140 billion impressions (11 percent), followed by Microsoft Sites with 64 billion impressions (5 percent) and Fox Interactive Media with 48 billion impressions (3.8 percent).
AT&T ranked as the top online display advertiser in the third quarter with 21.1 billion impressions, accounting for 1.6 percent of display ads. Scottrade ranked second with 14.9 billion impressions (1.2 percent), followed by Verizon with 14.6 billion impressions (1.1 percent).
Rounding out the top ten were: Netflix (1.0 percent), GM (0.8 percent), Walt Disney (0.8 percent), Toyota (0.7 percent), and Procter & Gamble (0.6 percent).