Nicholas Carr summarizes an analysis of the leaked AOL data.
An analysis of the recently disclosed AOL search data, by SEO Blackhat, adds a further gloss to this phenomenon. According to the analysis, the #1 ranked search result garners, on average, 42.1% of all clickthroughs. The clickthrough rate falls off precipitously from there, with the #2 result representing 11.9% percent of clickthroughs. [Rough Type: Nicholas Carr’s Blog]
This makes it very clear why ranking has become such an intriguing topic in a web environment!