While text based advertising has been one with high returns on investment for a long time, image advertising too has remained popular, especially among website publishers with generic content. However, websites on topics like Finance too are interested because of the brand awareness that image based advertising is able to create.
Here is a ranking of the website publishers (by category) based on the number of image ad impressions served during the month of February 2010.
1. General Community : 45.6 billion
2. Email : 30.9 billion
3. Portals & Search Engines : 24.2 billion
4. Finance : 10.5 billion
5. General/ National News : 5.9 billion
6. Sports & Recreation : 4.5 billion
7. Entertainment : 4.2 billion
8. Weather : 3.3 billion
9. Local/Regional : 3.3 billion
10. Home & Garden : 2.8 billion