1Human development index
One of the three indices on which the human development index is built. It is based on the adult literacy rate and the combined gross enrolment ratio for primary, secondary and tertiary schools. See literacy rate, adult, and enrolment ratio, gross combined, for primary, secondary and tertiary schools. For details on how the index is calculated, see Technical note 1.
calculated on the basis of data in columns 3 and 4.(should be linked)