Overview of the IT consulting services and IT training services markets in United States between the years Y2004 and Y2009. In the last period, Y2009, the largest presented point is IT consulting services with Total Revenue of 5.6B. The fastest growing participant in our report is IT consulting services with 33.7% growth in Total Revenue over 6 years between Y2004 to Y2009. The topic that suffers from the biggest downturn is IT training services with 5.73% decline over the same period. This report is based on data published by US Census bureau