The ES EMN NCP is composed of seven experts from four ministries (Ministry of Labour and Immigration, Ministry of Interior, Ministry for Foreign Affairs and Cooperation and Ministry of Justice) and is co-ordinated by the Permanent Observatory for Immigration, a collegial body attached to the Ministry of Labour and Immigration. The Observatory has the following functions: data collection, analysis and exchange of information on matters concerning aliens, immigration and asylum, as well as promotion and dissemination of studies and reports related to immigration. The Observatory is also in charge of the elaboration of the Statistical Yearbook of Immigration that offers detailed statistical information on multiple aspects of the foreign population residing in Spain.