Pakistani Norwegians are the largest non-European minority group in Norway. Most of their 32,700 members live in and around Oslo. The Iraqi and Somali immigrant populations have increased significantly in recent years. After the enlargement of the EU in 2004, a wave of immigrants arrived from Central and Northern Europe, particularly Poland, Sweden and Lithuania. The fastest growing immigrant groups in 2011 in absolute numbers were from Poland, Lithuania and Sweden. The policies of immigration and integration have been the subject of much debate in Norway.