Norfolk is almost even in general cargo tonnage, and may pull ahead this year.

Since then, the number of ships and the cargo tonnage have been climbing gradually.

This is a list of the world's largest port operators in terms of total cargo tonnage handled.

Passenger traffic and cargo tonnage reached new levels in 2000, before the Taiwanese economy began to sour.

It is part of one of the world's busiest ports by cargo tonnage.

The cargo tonnage peaked in 1872 with more than 1.3 million tons transiting the canal.

It has an annual cargo tonnage of 30.9 million tons.

Even so, general cargo tonnage was up 6.3 percent last year over 1991.

In 2005 it was ranked as the 47th largest in the world by cargo tonnage.

In 2008, the airport ranked as Europe's 5th largest and the world's 23rd by cargo tonnage.