enquête (12) consommation d'énergie (12) économie d'énergie (12) énergie (12) States (12) Consumer behavior (12) Power resources (12) Power (Mechanics) (12) Force and energy (12) Energy consumption (12) Energy conservation (12) Consumers--Attitudes (12) States (12) Behavior (12) Energy consumption (12) Energy conservation (12) temps (durée) (11) projet (11) information (11) expérience scientifique (11) énergie électrique (11) taux (11) Rates (11) Usage (11) Time (11) Series (11) Records (11) Public utilities--Law and legislation (11) Pricing (11) Electric utilities (11)