adminder is a make money online website that I stumbled upon early on in my web business wanderings. (And never did anything with it) They also have a section on traffic adminder.com/traffic
statistics
Visit Length – the oft forgotten web metric
I have been a Yaro Starak fan for awhile. I am clearing out my binders (going completely digital) and finding many old Yaro articles on marketing online. This one is more tech-nerd targeted. increase your length visit