Largest seaports of the world

rank port city country cargo (metric tons)
2007 2008
1. Shanghai China 561,446,000 582,000,000
2. Ningbo-Zhoushan China 437,400,000 520,100,000
3. Singapore Singapore 444,926,800 474,076,000
4. Rotterdam Netherlands 409,100,000 421,100,000
5. Tianjin China 309,600,000 355,900,000
6. Guangzhou China 343,300,000 344,300,000
7. Qingdao China 265,000,000 300,300,000
8. Hong Kong China 245,400,000 259,400,000
9. Qinhuangdao China 245,700,000 252,200,000
10. Houston USA 225,000,000 227,000,000
11. Busan South Korea 224,112,000 222,364,000
12. South Louisiana USA 234,096,700 211,965,900
13. Shenzhen China 199,900,000 211,200,000
14. Nagoya Japan 198,352,000 200,652,000
15. Antwerp Belgium 182,900,000 189,500,000
16. Dalian China 165,400,000 185,200,000
17. Gwangyang South Korea 182,344,000 184,000,000
18. Los Angeles USA 190,100,000 170,000,000
19. Chiba Japan 155,664,000 156,400,000
20. Rizhao China 130,600,000 151,000,000
21. Kaohsiung Taiwan 149,225,023 146,728,880
22. Inchon South Korea 138,139,357 141,814,758
23. Hamburg Germany 140,400,000 140,400,000
source: various.
note: some ports use freight tons (volume measurement), others revenue tons and again others metric tons (weight). To get from freight ton (FT) to metric ton (MT) multiply FT by 0.920.