Définition
Non-standard working hours include Saturdays work, Sundays work, evenings work (from 8pm to midnight) or nights work (from midnight to 5am) at least one time in the last four weeks before the survey.
Remarque
Legally, the time slots for evening and night work differ from those as defined by the Employment survey.
https://travail-emploi.gouv.fr/droit-du-travail/temps-de-travail/article/le-travail-en-soiree (fr)
https://travail-emploi.gouv.fr/droit-du-travail/temps-de-travail/article/le-travail-de-nuit (fr)