8. Burundi
Burundi is a 10.4 million people country with an average population growth percentage of 3.28%. It is estimated that every year, there are around 341.120 births, making it the eighth country in terms of percentage of population growth. The landlocked country is located in the African Great Lakes region of the Southeast of Africa. It is believed that the average percentage of population growth will increase in the coming years for this country.