ChangeWave's latest survey on business cloud computing trends shows a giant leap in actual usage and a surge in corporate migration to the cloud going forward.

A total of 1,133 corporate respondents participated in the April 10-25 survey, including 331 involved in their company's public cloud decision-making and cloud computing usage. Another 802 work in companies not currently using the cloud. ChangeWave Research is a service of 451 Research.

Report details include:

• Current Corporate Use of Cloud Computing Services
• Future Spending Projections on Cloud Services
• Comparison: Overall Software Spending vs. Cloud Spending
• Leading Types of Cloud Services: Software-as-a-Service (SaaS), Infrastructure-as-a-Service (IaaS) and Platform-as-a-Service (PaaS)
• Future Demand for Cloud Providers: Microsoft (MSFT), Google (GOOG), Salesforce/Force.com (CRM), Verizon/Terremark (VZ), AT&T; (T), Rackspace (RAX), Amazon (AMZN), IBM (IBM), Hewlett-Packard (HPQ), Dell (DELL), among others
• Applications Supported in the Cloud (e.g., CRM, Email, etc.)
• Impact of Cloud Spending on Other Areas of Software/IT Budget and Staffing
• Corporate Perception of Cloud Reliability and Security
• Reasons Why Companies Are Not Using The Cloud

The Complete Corporate Cloud Computing Trends Report is available here.