On the Posts Dashboard, you can check quick stats of your published posts.
Articles
This counts the number of articles created in all time, since the beginning of the site in RebelMouse.
Page Views
It is divided into 2 metrics - Last Hour and Today (Last 24 hours). Each one shows the total number of page views (how much users have viewed the page in the period).
New Creators
This one counts the number of users that created new posts in your site platform across all the time the site is on RebelMouse.