0. 5. Taken into account. 5; 7 and 13. Efficient hotel washing machine. 100 Nights Customers (CN). 2. 2. Taken into account. 5; 7 and 13. Energy efficiency in service. 10% reduction in energy demand. 0.5. 0.5. Taken into account. 5; 7 and 13. New office building with central cooling.