bois (1) enquête (1) ménage (1) gaz (1) combustible (1) taux (1) Mexique (1) Economic conditions (1) Methods (1) Wood (1) Suburbs (1) Socioeconomic status (1) Social status (1) Metropolitan areas (1) Materials (1) Households (1) Gas (1) Fuel (1) Estimates (1) Economic status (1) Cities and towns (1) Cooking (1) Methods (1) Utilization (1) Use (1) Materials (1) Social conditions (1) Areas (1) Fuel (1) Estimates (1)