The data covers different aspects of the school workforce in Wales, using the data collected from the School Workforce Annual Census (SWAC).
Data reference periods
From 2020/21 onwards.
Rounding applied
* = numbers greater than zero but less than five. Teacher numbers have been rounded to the nearest 5.
Statistical quality
The information collected for 2021 to 2023 has not undergone a formal final validation period. However, various stages of automated validation and sense-checking are built into the process to ensure a high quality of data to inform policy making.