Specific health and safety measures were taken during the demolition of old buildings and excavation and disposal of contaminated soil to avoid hazardous exposure of the workers. Clean-up of these objects and territories was completed in 2011. These fees reflect the financial possibilities based on population and range from 4,500 lek (some €32.45) per household per year in Tirana and 1,000 lek (some €7.2) per household per year in other major cities to 300 lek (some €2.20) per household per year in smaller municipalities. The sum of waste fees paid by users of MSW collection services reached €7.5 million in 2009.