>Empty containers.
Imports increased 50.3% to 373,756 TEUs, but exports declined 4.9% to 119,415 TEUs, according to port officials. The port also experienced a 69.6% increase in empty containers that moved through the port with 278,563 TEUs.
https://mynewsla.com/life/2021/03/10/port-of-long-beach-has-busiest-february-on-record/