The rise in prices has been mainly in essential staples such as wheat, rice and maize, which rose by 78 per cent, 73 per cent and 69 per cent, respectively, during the period from 2002 to 2007.
价格上涨的主要食品都是基本主食，2002至2007年期间，小麦、大米和玉米分别上涨78％、73％和69％。