Composition of federal outlays in fiscal year 2013

 
Net interest 7%
Defense discretionary 18%
Nondefense discretionary 17%
Social Security 23%
Medicare/Medicaid 22%
Unemployment compensation 2%
Public assistance 5%
EITC/child tax credit 2%
Other mandatory 4%

Source: Office of Management and Budget data (OMB 2015, tables 8.5 and 8.7)

View the underlying data on epi.org.