Three Principal ways to measure Overall internet usage in the form of Web Statistics Basically there are three principal ways to measure internet usage a)     user centric b)     website centric c)     network centric User-Centric Internet Usage Measurement User-Centric Internet Usage Measurement involves convincing users to install software which track most of there information’s. For example – Browser toolbar this is one of the most obvious approaches.  But toolbars have some limitations they can track standard websites only.  Best example for this is Alexa The second approach is to convince user to install an application which tracks both browser and other internet application usage. Panel based measurement takes this approach. In some cases the users are well aware of their participation in a panel (and may alter their behavior accordingly); in other cases, users have chosen to install software to receive a specific benefit – the user might not [+]