Sankey Diagram

Flow diagram showing how quantities move between sources and targets. The width of each flow is proportional to its value. Ideal for energy systems, budget flows, supply chains, and migration data.

Energy Flow by Source and End Use

US energy flow by source and end use

Approximate proportions, in terawatt-hours

Source: US Energy Information Administration

Federal Budget: Revenue to Spending

Federal budget flow: revenue sources to spending categories

Fiscal year 2023, in billions

Source: Congressional Budget Office