Moreover, in 2010, for people aged 25 and above, the female-to-male ratio in average years of schooling was almost 100% in advanced countries and about 85% in developing regions. But, in many low-income countries in Sub-Saharan Africa, the Middle East, and South Asia, girls still have far less access to education, especially at the secondary and tertiary levels, than boys do.
此外，在2010年，在25岁及以上人群当中，发达国家女性与男性平均受教育年限比率已接近100%，而发展中地区则为85%。但是在撒哈拉以南非洲、中东和南亚很多低收入国家，女性的教育机会仍远远逊于男性，特别是在中学和大学教育阶段。