SharePoint offers a way for web sites owners to view some statisticts about who is visiting thier site, which pages were accessed, and who is refering to thier site. These are called "Site Usage Reports" or "Site Usage Report" if you havn't enabled the MOSS Standard site features.
All the documentations that describe the process of enabling the "Site Usage Reports" fail to mention that you need to enable the "Office SharePoint Server Standard Site features" on the site to get the advanced statistics.
You will need to enable this feature so you can display some more advanced statistics about the site, as shown in the picture.
It took me a while to figure out why some of my sites were displaying these advanced reports and some weren't.
The advanced reports page has the following url:~/_layouts/SpUsageSite.aspx
while the normal usage reports has
At the moment, I'm having a problem with displaying the data in the advanced usage reports, however, the normal reports succeeds in displaying them.