Adjusted net enrollment rate for grades (11-12) is the percentage of students at the age of (16-17), regardless of grade, or stage compared to the number of population in the age group (16-17 years) in the same year.

It is calculated by dividing the total enrolled students at the ege (16-17), regardless of their classrooms, by the population at the age of formal acceptance to attend classes at the age (16-17 years) multiplied by 100