According to an overview of the U.S. online display advertising market for Q3 2010 by comScore, there were strong gains following softness in much of 2009. Data from the online advertising intelligence service indicated that nearly 1.3 trillion display ads were delivered to U.S. Internet users during the third quarter, a 22% increase versus year ago. U.S. Online Display Advertising Market Overview (Q3 2010 vs. Q3 2009, Total U.S. - Home/Work/University Locations) Q3 2009 Q3 2010 Percent Change Total Display Ad Impressions (MM) 1,049,787 1,284,315 22% Source: comScore Ad Metrix, November 2010 Display ads include static and rich media ads; excludes video ads, house ads and very small ads (< 2,500 pixels) Jeff Hackett, comScore senior vice president, said "The U.S. online display advertising market exhibited considerable strength in the third quarter... several growth drivers have contributed to sustained improvements over the past few quarters... buy specific audiences... enables a greater number of display ads to be delivered on target... display formats improving at a rapid rate... quality of creative getting better... " Facebook.com led all online publishers in Q3 2010 with 297 billion display ad impressions, a 23.1% market share. Facebook's market share has increased 13.9 percentage points from 9.2% in Q3 2009. Yahoo! Sites ranked second during the most recent quarter with 140 billion impressions, followed by Microsoft Sites with 64 billion impressions, and Fox Interactive Media with 48 billion. Top 10 U.S. Online Display Ad Publishers (Q3 2010 Total U.S. - Home/Work/University Locations) PublisherTotal Display Ad Impressions (MM) Share of Display Ad Impressions Total Internet 1,284,315 100.0% Facebook.com 297,046 23.1% Yahoo! Sites 140,949 11.0% Microsoft Sites 64,009 5.0% Fox Interactive Media 48,252 3.8% Google Sites 35,043 2.7% AOL, Inc. 32,330 2.5% Turner Network 21,268 1.7% Glam Media 13,274 1.0% eBay 8,421 0.7% ESPN 8,261 0.6% Source: comScore Ad Metrix, November 2010 (Display ads include static and rich media ads; excludes video ads, house ads and very small ads (< 2,500 pixels) AT&T ranked as the top online display advertiser in Q3 with 21.1 billion impressions, accounting for 1.6% of display ads. Scottrade ranked second, followed by Verizon with 14.6 billion impressions. Top 10 U.S. Online Display Advertisers (Q3 2010Total U.S. - Home/Work/University Locations) Total Display Ad Impressions (MM) Share of Display Ad Impressions Total Internet 1,284,315 100.0% AT&T Inc. 21,144 1.6% Scottrade, Inc. 14,946 1.2% Verizon Communications Inc. 14,561 1.1% Experian Interactive 14,305 1.1% Progressive Corporation 9,583 0.7% Netflix, Inc. 9,564 0.7% Apollo Group, Inc. 9,494 0.7% IAC - InterActiveCorp 9,230 0.7% eBay, Inc. 8,921 0.7% Walt Disney Company 8,426 0.7% Source: comScore Ad Metrix, November 2010 The top advertisers in Q3 by estimated online display spending market share were: