The 20 poorest nations on Earth in 2155 (in ascending order of per-capita GDP) are: Ethiopia, Sierra Leone, Somalia, the Democratic Republic of the Congo, Afghanistan, Eritrea, Liberia, Chad, Sao Tome and Principe, Sudan, Burkimi Faso, Madagascar, Tajikistan, Kiribati, Guinea-Bissau, Djibouti, Haiti, Angola, Mali, and the Republic of the Congo.