Percentage of household expenditure on education is the total average cost per month per family for a student in a school as a percentage of total household expenditure. Examples of educational expenses include: enrolment fees, tuition fees, uniforms, school supplies and educational materials, school meals and school transport and other payments necessary to effectively access education, such as payment for water, security etc.

The percentage of students for whom the actual (rather than straight line) distance they are required to travel in order to get to school from their house exceeds 5km

Percentage of population aged 15 years and over who can, with understanding, both read and write, a short simple statement on his / her everyday life. Generally, ‘literacy’ also encompasses ‘numeracy’, the ability to make simple arithmetic calculations (Source: UIS: p.3)

Secondary completion rate is the total number of graduates from the last grade of secondary education, regardless of age, expressed as a percentage of the population of the age group that officially corresponds to that of graduating from secondary schools

Primary completion rate is the percentage of students completing the last year of primary school. The UN defines it as: the total number of new entrants in the last grade of primary education, regardless of age, expressed as percentage of the total population of the theoretical entrance age to the last grade of primary. The ratio can exceed 100% due to over-aged and under-aged children who enter primary school late / early and / or repeat grades