Water transport
Sea and coastal passenger water transport. Sea and coastal freight water transport. Inland passenger water transport. Inland freight water transport
- 501 Sea and coastal passenger water transport
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- 5010 Sea and coastal passenger water transport
- 502 Sea and coastal freight water transport
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- 5020 Sea and coastal freight water transport
- 503 Inland passenger water transport
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- 5030 Inland passenger water transport
- 504 Inland freight water transport
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- 5040 Inland freight water transport