[Zope] Which statistics analysis tool is most useful for websites using Zope?

Hi, I am trying to find a useful site stats analysis tool that is capable of providing accurate stats including page views, visitor numbers, impressions per day/month etc etc. The problem I am finding with tools like Webalizer is that they can't cope with my zope based sites that don't use standard page name file extensions (like .html, .htm, etc). Any suggestions on tools to look at would be great as most I have come across either don't provide much useful information or can't cope with the lack of file extension name. I have just found AWstats and will try that next but any other ideas would be great. Thanks for your help. Richard.