https://docs.google.com/forms/d/e/1FAIpQLSd-J7_e-zW1dYsBNqsnO3_dNw-ZTVoTM_W7mO19pIsruahfZQ/viewform
The questionnaire was completed by 465 students from I Liceum Ogólnokształcące im. St. Dubois in Koszalin.