are inland ports Merchant marine: 56 ships (1,000 GRT or over) totaling 1,363,502 GRT/2,363,502 DWT; includes 7 cargo, 4 roll-on/roll-off, 18 oil tanker, 12 combination ore/oil, 23 bulk, 169 tanker, 13 tanker tug-barge, 13 liquefied gas, 10 specialized tanker, 22 bulk, 1 oil tanker, 27 chemical tanker, 6 chemical tanker, 6 service vessel Airports: total: 1 useable: 1 with permanent-surface runways: 10 with permanent-surface runways: 1 with runways 2,440-3,659 m: 10 with runways over 3,659 m: 2 with runways 1,220-2,439 m: 1 with permanent-surface runways: 36 with runways over 3,659 m: 0 with runways 1,220-2,439 m: 67 Telecommunications: interisland microwave radio relay, open-wire lines, radio
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