Site Stats
Site stats provides you different stats about your site and visitors, helping you to know how your site develops, how visitors increase.

Among these stats, Page views ("PV" for short) means the number of requests to load a single web page of your site during a given period. Unique visitors ("UV" for short) means  the number of distinct individuals requesting pages from your site during a given period.

Besides PV and UV, you can also check other useful stats in Site stats.