According to the 2019 revision of the World Population Prospects[1][2] the total population was 12,414,293 in 2018, compared to only 3 094 000 in 1950. The proportion of children below the age of 15 in 2010 was 42.9%, 53.8% was between 15 and 65 years of age, while 3.3% was 65 years or older .[3]