The Interactive Advertising Bureau (IAB) and PricewaterhouseCoopers (PwC) have released the Internet Ad Revenue Report. Overall online advertising revenues rose almost twenty-one percent, ending 2003 at just under $7.3 billion.
Search engine advertising rose dramatically in 2003 and helped to push a blockbuster year in online advertising. According to the report, search advertising grew 35% in 2003, this includes contextually targeted search advertising.
Internet ad revenues broken down by ad formats for 2003 full year revenue are:
2002 2003
Keyword Search 15% 35%
Display Ads (Banners) 29% 21%
Sponsorship 18% 10%
Classified 15% 17%
Slotting Fees 8% 3%
Interstitial 5% 2%
E-Mail 4% 3%
Rich Media 5% 8%
Referrals 1% 1%
