Here's a list of the total 2010 budget, in case one is interested in the numbers instead of a pie chart:
Mandatory spending: $2.009 trillion (-20.1%)
$695 billion (+4.9%) – Social Security
$571 billion (−15.2%) – Other mandatory programs
$453 billion (+6.6%) – Medicare
$290 billion (+12.0%) – Medicaid
$164 billion (+18.0%) – Interest on National Debt
$11 billion (+275%) – Potential disaster costs
$0 billion (−100%) – Troubled Asset Relief Program (TARP)
$0 billion (−100%) – Financial stabilization efforts
US receipt and expenditure estimates for fiscal year 2010.
Discretionary spending: $1.368 trillion (+13.1%)
$663.7 billion (+12.7%) – Department of Defense (including Overseas Contingency Operations)
$78.7 billion (−1.7%) – Department of Health and Human Services
$72.5 billion (+2.8%) – Department of Transportation
$52.5 billion (+10.3%) – Department of Veterans Affairs
$51.7 billion (+40.9%) – Department of State and Other International Programs
$47.5 billion (+18.5%) – Department of Housing and Urban Development
$46.7 billion (+12.8%) – Department of Education
$42.7 billion (+1.2%) – Department of Homeland Security
$26.3 billion (−0.4%) – Department of Energy
$26.0 billion (+8.8%) – Department of Agriculture
$23.9 billion (−6.3%) – Department of Justice
$18.7 billion (+5.1%) – National Aeronautics and Space Administration
$13.8 billion (+48.4%) – Department of Commerce
$13.3 billion (+4.7%) – Department of Labor
$13.3 billion (+4.7%) – Department of the Treasury
$12.0 billion (+6.2%) – Department of the Interior
$10.5 billion (+34.6%) – Environmental Protection Agency
$9.7 billion (+10.2%) – Social Security Administration
$7.0 billion (+1.4%) – National Science Foundation
$5.1 billion (−3.8%) – Corps of Engineers
$5.0 billion (+100%) – National Infrastructure Bank
$1.1 billion (+22.2%) – Corporation for National and Community Service
$0.7 billion (0.0%) – Small Business Administration
$0.6 billion (−14.3%) – General Services Administration
$19.8 billion (+3.7%) – Other Agencies
$105 billion – Other
