Original sentence: It is estimated to have 15 to 25 million speakers.It is spoken mostly in Somalia and adjacent parts of Djibouti, Ethiopia, and Kenya, but speakers are found all over the world because of the civil war
Edited sentence: It has been estimated to have 25 to 30 million speakers.It is spoken mostly in Somalia, Djibouti, occupied territories of Ethiopia and Kenya, but speakers are found all over the world because of the civil war