And the total foreign trade volume increased from US$ 1.13 billion in 1950 to US$ 323.9 billion in 1998,or an increase of 287 times,with an average annual growth rate of 12.5 percent.

• 对外贸易总额由1950年的11.；3亿美元增至1998年的3239亿美元，增长286倍，年平均增长12