Combined Analysis of Website Practices
Here we present our analysis for each website on our list of the top 50 most visited sites.*
Each profile displays:
For an explanation of our methods of analysis, see the following pages:
* Our determination of the most visited websites is based on the top 100 US website list published by web traffic monitor Quantcast (as of March 1, 2009). Quantcast's list is based on their direct measurement and estimation of unique U.S. website visitors per month to the listed sites.