航运公司扩大了南美的货物供应，广州微力进出口贸易公司近年来，对外贸易的迅速增长促进了该地区的港口基础设施和服务。例如，经营南美航线的海运公司提供的集装箱容量在2010-15年度猛增了45％，去年1月达到了每周166,000英尺20英尺当量单位（TEUs，集装箱货物单位）。现有运输能力的大部分集中在从南美到亚洲和欧洲的航线上，这主要反映了自[…]年中以来对这些市场的商品出口快速增长。

Ports handle a variety of traffic other than containerized shipments. Therefore, there are multiple ways to measure port activity. The American Association of Port Authorities has produced a "World Port Rankings" for the top 100 ports in the world in 2015 based on both cargo tonnage and container traffic. In order to get a more accurate measure fo the most active container ports one must rank based on container traffic, measured in TEU.
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