- A day is from 09:00 to 09:00 the next morning
- A weekend is from Saturday 08:00 to Monday 09:00
- A half-day session (Monday to Friday only) is from 09:00 - 13:00 or 13:00 - 17:00
- A half-day (Saturday only) is from 08:00 - 12:00 or 12:30 - 16:30
- Een avond (alleen van maandag t/m vrijdag) is van 16.30 uur – 09.00 uur (van maandag t/m vrijdag)
- A week is 7 days and can start at 09:00 each day
- A Saturday is from 8:00 - 16:30
- A Sunday is from Saturday afternoon 16:30 to Monday 9:00