Being at the top is quite important according to this article.
http://www.prweb.com/releases/2005/3/prweb213516.htm
Did-it, Enquiro, and Eyetools Uncover Google’s Golden Triangle
New EyeTracking Study verifies the importance of page position and rank in both Organic and PPC search results for visibility and click through in Google.
(PRWEB) March 1, 2005 -- A joint eye tracking study conducted by search marketing firms Enquiro and Did-it.com and eye tracking firm Eyetools has shown that the vast majority of eye tracking activity during a search happens in a triangle at the top of the search results page indicating that the areas of maximum interest create a “golden triangle.”