39 % of teachers and 47 % of principals ‚agree‘ or ’strongly agree‘ that they are satisfied with their salary in 2018 …

„On average across the OECD, 39 % of teachers and 47 % of principals ‚agree‘ or ’strongly agree‘ that they are satisfied with their salary in 2018.“
OECD (Hrsg.), TALIS 2018 Results. Volume II (2020), S. 131.