The rate of convergence was even higher in developing countries, where the same figure went from only 57% in 1950 to 86% in 2010. Today, in the countries considered in this chapter enrolment rates in primary and secondary education are almost identical between boys and girls (Figure 4.4), and women have largely overtaken men in their propensity to attend tertiary education. For the tertiary level, the population used is the five-year age group starting from the official secondary school graduation age.