Input (grade 7): It covers approximately 2,000,000 kmÂ (772,200 sq mi) and is inhabited by about roughly 100 million people (Ethiopia: 85 million, Somalia: 9.3 million, Eritrea: 5.2 million, and Djibouti: 0.86 million).
Output (grade 8): The greater region covers approximately 2,000,000 kmÂ and is inhabited by about 94.2 million people (Ethiopia: 79 million, Somalia: 10 million, Eritrea: 4.5 million, and Djibouti: 0.7 million).