| Current | Previous | ||
| Income from renting facilities | |||
| Income from secondment of personnel | |||
| Donations | |||
| Sponsoring | |||
| Parental contributions | |||
| Participant contributions | |||
| Student contributions | |||
| Income from sales of teaching material | |||
| Income from catering | |||
| Other income, other | |||
| Other income | |||