American Samoa's balance of trade reflects the dominance of the tuna canneries and annual changes are heavily influenced by changes in prices and timing of export shipments.
44. 美属萨摩亚的贸易差额反映出一个事实，即罐装金枪鱼的主流地位和年度变化都绝对受制于价格变化和出口的出货时间的影响。