School gender: The gender of the students that a school caters for, for example, co-educational, boys school. A small number of single sex schools can have some students of the opposite sex on their roll. These students can only access the education they need at these 'opposite sex' schools i.e. adults or special needs students.
At URL provided, select 'Time Series Data for Trend Analysis 1996-2023' from the 'Time Series Data' section. Figure.NZ edited the file for processing purposes.