pie chart for spending
tbd
| Year | 2018 |
|---|---|
| Social Security | 4.90% |
| Medicare | 3.50% |
| Medicaid | 1.90% |
| Safety net and social insurance | 2.60% |
| Aid to states | 0.90% |
| Defense | 3.80% |
| Operating expenses (nondefense) | 2.00% |
| Investment in infrastructure, R&D, etc. (nondefense) | 0.60% |
| Other | 79.800% |
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