The ITA promotes trade and investments in the United States through data aggregation and studies on global markets and specific U.S. regions. The agency utilizes its research to negotiate on behalf of U.S. industries and is also responsible for enforcing compliance with trade agreements.
The ITA reports trade totals for exports in the largest export metros in the U.S. The Louisville/Jefferson County metro area, which consists of 11 counties in Kentucky and Indiana, exported $8.93 billion in 2017. Jefferson County's total exports accounted for 85.8 percent of the metro area's total exports.
The following table shows how much each of the area's counties exported in 2017.
| Metro Area County | State | Total exported (in millions) | Percent of total metro area exports |
|---|---|---|---|
| Jefferson County | Kentucky | $7,659 | 85.8% |
| Clark County | Indiana | $355 | 4% |
| Floyd County | Indiana | $316 | 3.5% |
| Bullitt County | Kentucky | $294 | 3.3% |
| Shelby County | Kentucky | $96 | 1.1% |
| Oldham County | Kentucky | $43 | 0.5% |
| Scott County | Indiana | $42 | 0.5% |
| Harrison County | Indiana | $41 | 0.5% |
| Washington County | Indiana | $40 | 0.5% |
| Henry County | Kentucky | $36 | 0.4% |