Here are some interesting facts about Joomla!
- Over 140,000 active registered Users on the Official Joomla! community forum and more on the many international community sites.
- over 1,000,000 posts in over 200,000 topics
- over 1,200 posts per day
- growing at 150 new participants each day!
- 1168 Projects on the JoomlaCode (joomlacode.org ). All for open source addons by third party developers.
- Nearly 1,900,000 downloads of Joomla! since the migration to JoomlaCode in March 2007.
- Nearly 1,900,000 downloads of Joomla! since the migration to JoomlaCode in March 2007.
- 2200+ Extensions for Joomla! have been registered on the Joomla! Extension Directory
- Joomla.org exceeds 2 TB of traffic per month!
- Alexa report [November 2007]: Joomla.org at #690 of the busiest Web sites in the world.
Well it is so easy to insert your Google Adsense codes in to your Joomla website with ready Joomla Modules. There are some free ones those you can use and also some comercial extensions that you can improve your Adsense income in a very short time. We recommend you 
Joomla! provides an easy-to-use graphical user interface that simplifies the management and publishing of large volumes of content including HTML, documents, and rich media. Joomla! is used by organisations of all sizes for Public Web sites, Intranets, and Extranets and is supported by a community of thousands of users. 