enquête (2) établissement scolaire (2) sécurité (2) information (2) classification (2) Development (2) Surveys (2) States (2) Year (2) Weights and measures (2) Surveys (2) Students (2) Sex (2) Rape (2) Nature (2) Communities (2) College students (2) Classification (2) Classification (2) Classification (2) States (2) Population (2) Number (2) Students (2) puits (1) arme (1) vandalisme (1) temps (durée) (1) surveillance (1) statistiques (1)