average 
Webbiquity
JANUARY 10, 2010
My only quibble would be with his advice to use the nofollow attribute for PageRank sculpting; the nofollow tag is insidious and the value questionable. He also quotes a finding from Nate Elliot of Forrester that there are “an average of 4.7 million text pages competing for a place on results pages with an average of just 9.4
Webbiquity
JANUARY 26, 2011
On the value side, getting your site ranked #1 on both Google and Yahoo/Bing means you’ll attract (on average) 40% of ALL organic search clicks for that term. Google Instant: Fewer Changes to SEO than the Average Algo Update by The Daily SEO Blog. Drew Hubbard quantifies both the value and risk of high rankings. Related Post.
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