Sources: UN/DESA, based on United Nations Statistics Division, National Accounts Main Aggregates database, for GDP growth; and World Bank, PovcalNet, available at http://iresearch.worldbank.org/PovcalNet/jsp/index.jsp.
资料来源：《2008年世界经济和社会概览》，(联合国出版物，出售品编号：E.08.II.C.1)。