In our survey of the Alexa-ranked top 2,000 e-commerce sites, we found that the average web page has 8% more requests in 2011 than 2010, an indicator that pages are getting bigger. (The two greatest causes of page growth: more images and third-party content.) The average Page Speed score is 10% worse in 2011 than 2010, but this may be due to the fact that Page Speed doesn't recognize advanced optimization techniques that can result in faster pages but lower scores.
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