Bought so that a client had a list of Unapproved Pages to reference for a 350 page website. Works great.
Important: If you are interested in this add-on, make sure you check out Centry, as it provides most of this functionality for free.
Core Statistics shows you various data about your concrete5 installation.
If you have a suggestion, please send a support request or a PM.
Tested on PHP 5.3, 5.4, 5.5, 5.6 and 7.0.
Translations: English, Dutch.
Screenshot "Core Statistics / Pages":