 Many investments in girls' education in the twentieth century addressed the widespread lack of access to primary education in developing countries (Dowd).Although boys not in education outnumber girls in the majority of regions, in 2014, in those with the worst attendance girls outnumber boys, notably in Sub-Saharan Africa, resulting in the total number of girls out of education being approximately 11% higher than the number of boys, world-wide.In 25 countries the proportion of boys enrolling in secondary school is higher than girls by 10% or more, and in five; India, Nepal, Togo, Turkey and Yemen, the gap exceeds 20%.