Since 2.5 version you can set your own formula for calculation. This can be turned on in the dialog-box of the software-parameters (Service > Other parameters... > Cost calculation).
And also check Alexa Rank, Google PR.
«Good and understandable — that's what CS Yazzle is. You don't have to be "cool" SEO or hacker-guru to understand how this works and what can it do for sites' promotion. Everything is simple: you enter the site-address, set up some parameters (you can…» →