请问哪里可以找到04，05年东亚地区各国的GDP和区域内贸易投资数额，小弟再次先谢过各位大虾

South Asia comprises the countries of Afghanistan, Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan, and Sri Lanka. The region has been the cradle of several great civilizations and is today home to about 1.4 billion people, more than one-fifth of the world's population. The region covers an area of approximately 42,916,000 km2, same as that of the continental United States but with four times the population, it is already one of the most densely settled regions of the world.

South Asia is bordered in the south by the Indian Ocean, in the South-east by Bay of Bengal and in the South-west by the Arabian Sea. Occupying a major portion of the Indo-Malayan realm and a smaller portion of the Palaearctic realm, this region is representative of five of the fourteen major ecological regions called biomes, which demonstrate the biodiversity and vegetation patterns of the region as determined by climate, water, geology, soil and diverse topography. South Asia's topograp