The South East of England is a very prosperous area with the second largest regional economy in the UK (after London), valued at £177 billion in 2006.[27] GDP per capita in 2007 was estimated at £22,624, compared with a UK average of £19,95air p6, making South East England the second richest region per capita, behind London.[28] The South East England Development Agency is in Guildford, with another site in Chatham.