据意大利《海洋杂志》报道,截至1981年7月1日,全世界拥有载运吨位300吨以上的商船34,145艘,载运总吨位为385,741,742吨。其中,干货船26,617艘,油船7,528艘。世界上拥有载运总吨位在1,000万吨以上的海运国家有10个,其中利比里亚居首位,载运总吨位为7,190万吨(由于外国商船在利比里亚登记收税低微等原因,悬挂利比里亚国旗的商船吨位居世界首位)。其他依次是:希腊、日本、 According to the Italian “Ocean Magazine”, as of July 1, 1981, the world had 34,145 merchant ships carrying more than 300 tons of tonnage, carrying a total tonnage of 385,741,742 tons. Among them, 26,617 dry cargo ships and 7,528 oil tankers. In the world, there are 10 shipping nations with a total tonnage of over 10 million tons, of which Liberia ranks first, carrying a total tonnage of 71.9 million tons. (For reasons such as the low taxation of foreign merchant ships registered in Liberia, the number of merchant ships flying the flag of Liberia Ranked first in the world. Others are: Greece, Japan,