An updated version of this infographic was published in April 2014.
The federal government took in $2.3 trillion in revenues in fiscal year 2011 (which ended on September 30, 2011), about $1.3 trillion less than it spent. Most of those revenues come from individual income taxes and the payroll taxes that support Social Security and Medicare's Hospital Insurance program. The infographic below provides a closer look at the federal government's
revenues in 2011.