Mighty Analytics is a great component to analyze your Joomla site data in Flash diagrams. The component is very flexible. The plugin system allows creating analytic reports for any possible component.
Now you can download free plugins to create analytic reports for Core Joomla Article Manager, Core Joomla User and Community Builder.
With the help of new plugins you can:
Show user registration progress based on Joomla core user table.
Shows report on last login value.
See how often users return to site.
Show report by hits, section/category relation, by top authors etc.
Now it is so easy to know everything about your content and your users. Mighty Analytics is free component and is available for download from Mighty Extensions official website.