52-Page Data Guide on Engines, Keywords, Sites and Studies. More info on AdAge.com"...About 80% of internet traffic begins at a search engine, according to Harris Interactive, and DoubleClick reports 41% of web users use search for simple navigation, typing a query to find a brand rather than typing a URL directly into their browser.
And how the business has grown: the latest figures from Forrester indicate search marketing will be a $7 billion business this year. While it may not be as flashy as TV, search is one of the best ways to extend the life of a 30-second spot. Ignoring it is a stumble few marketers can afford, which is why Advertising Age has compiled its first comprehensive Fact Pack devoted to search marketing."