On the free hosting plan you'll probably need to use google analytics.
http://www.google.com/analytics/
Look at their features page.  And, it's free.  Just have to paste the tracking code on each of your pages.

Thanks for the info.

Is it possible to upgrade to the personal package and just continue to use the free package domain name and access the features of the personal package. It's more because the user does not want to pay the $8 / year domain fee.  At least not yet until they know they're going to keep the site.