SAS is a comprehensive statistical software system that runs on Windows and UNIX platforms. It is used across multiple industries like healthcare, financial services, telecom, retail, and education. The key components of the SAS system include data access and management, data analysis, and data presentation with reporting and graphics capabilities. SAS also provides business solutions and had $2.26 billion in worldwide revenue in 2008. It has over 11,000 employees across 400 offices globally.