Total number of teachers who have received the minimum organised teacher-training (pre-service or in-service) required for teaching at the relevant level of education in a given country, expressed as a percentage of the total number of teachers at the same level of education (Source: UIS)

Number of required years of education for qualified teachers is the number of years of higher education required in a country to be a teacher at a given level of education

This indicator measures the number of years of education required for school teachers to meet certification requirements to teach at a given level of education (Source: Audrey Chapman (2007) Development of Indicators for Economic, Social and Cultural Rights: The Rights to Education, Participation in Cultural Life and Access to the Benefits of Science: p.148)

Transparent procedures include, inter alia, publicly available information about the requirements needed to apply for a teaching position for each level of education and the process for selecting the candidates

Pupil / teacher ratio is the number of pupils enrolled at a given level of education divided by the number of teachers at that level (regardless of teaching assignment)

Percentage of schools without first-aid kits is the share of schools without first-aid kits

Percentage of schools without fire exits is the share of schools without a fire exit

Percentage of schools without computer facilities is the share of schools without computer facilities

Percentage of schools without a library is the share of schools without access to a library, either on school premises, a public library, the library of a nearby school or a mobile library

Percentage of schools without single-sex toilets is the share of schools without separate girls and boys toilets or single-sex educational institutions without toilets. Schools are counted as having toilets if they have a pit latrine, an improved pit latrine, a flush toilet, a pour-flush toilet or a composting toilet