Ethiopia
Ethiopia's population has grown from 33.5 million in 1983 to 87.9 million in 2014. The population was only about 9 million in the 19th century. The 2007 Population and Housing Census results show that the population of Ethiopia grew at an average annual rate of 2.6% between 1994 and 2007, down from 2.8% during the period 1983–1994. Currently, the population growth rate is among the top ten countries in the world. The population is forecast to grow to over 210 million by 2060, which would be an increase from 2011 estimates by a factor of about 2.5.
Administrative Zone 1 (Afar)
Based on the 2007 Census conducted by the Central Statistical Agency of Ethiopia (CSA), this Zone has a total population of 410,790, of whom 224,656 are men and 186,134 women; with an area of 30,242.10 square kilometers, it has a population density of 13.58. While 82,886 or 20.18% are urban inhabitants, a further 178,557 or 43.47% were pastoralists. A total of 75,735 households were counted in this Zone, which results in an average of 5.4 persons to a household, and 78,104 housing units. Two largest ethnic groups reported in Zone 1 were the Afar (88.52%) and Amhara (9.97%); all other ethnic groups made up 1.51% of the population. Afar is spoken as a first language by 88.43%, and Amharic by 10.4%; the remaining 1.17% spoke all other primary languages reported. 96.55% of the population said they were Muslim, and 3.29% were Orthodox Christians.