Source: Containerization International.
Container Traffic of the 20 Most Important Ports, 1980-2010
Among the world's largest container ports there as been a shift from North America and Europe to Asia. From 1985 the share of the containers handled Pacific Asian ports climbed from 45% of the top 20 ports to 80% in 2010. This is illustrative of a massive diffusion of the container in export oriented economies.