In September 2021, what was the Business Inventory in the United States?(answer in billions of dollars, rounded to one decimal place)
9/28/2025 02:29pm
```reference
[{"type":"table-json","id":1}]
```
We converted the Federal Reserve’s BUSINV series for September 2021 from millions to billions of dollars and rounded to one decimal place; the resulting U.S. Business Inventory stands at $2,139.1 billion .