 Fares are always metered, although there may be fixed tariffs for certain journeys such as airport-to-city-centre.In 2011, the most popular models of vehicles used as taxis were the Mercedes E-class, Toyota Prius, and Volvo V70, accounting for more than half of the taxi fleet.The Mercedes-Benz E-classes is the most common new cab, with the hybrid Toyota Prius in second place, the latter having increased its sales due to the tax regime favoring low carbon dioxide emissions.