http://i29.tinypic.com/2n6w8jo.jpg

It is a very simple application that basically logs in your premium account and analyze the logs of the past 5 days and then represent the 5 days as u can see in the image below can be in handy if u want to know how much of bandwidth is being released everyday. U also need .net framework 2.0 or up and also u need to use your customer ID not your login alias.