December Air Cargo Shipments Gain, Led by International

verall air cargo shipments rose 1.3% in December from a year earlier, but domestic shipments dipped, the Air Transport Association reported Tuesday.

International air cargo shipments jumped 4.9% from a year earlier to 1.16 million revenue ton-miles, the trade group said in its monthly report.

Domestic shipments dropped 1.1%, to 1.13 million RTMs. A revenue ton-mile is the revenue generated by carrying one ton of freight one mile.

For the year, air cargo shipments gained 1.3% to 25.3 million RTMs. Domestic fell 1.2% to 12.17 million RTMs, while international rose 3.7% to 13.13 million RTMs.