The private schools in Denmark receive generous public economic support …

„The private schools in Denmark receive generous public economic support (the state covers around 75 % of their costs), which is supplemented by tuition. The number of students attending private schools in Denmark has grown steadily for the last 15 years and is now at 17 % of comprehensive school students.“
Univ.-Prof. Dr. Marianne Dovemark u. a., Deregulation, privatisation and marketisation of Nordic comprehensive education. In: Education Inquiry 2018, Vol. 9, No. 1, S. 128.