<P> An Autohof is run by a private company, but the government provides the road signs at the highway, indicating an Autohof, if the facility: </P> <Ul> <Li> is no more remote from the highway than one kilometre </Li> <Li> can be approached by lorries </Li> <Li> provides at least 50 places for lorries, or at least 100 at higher frequented roads, those places must be apart from the places for other cars </Li> <Li> is open 24 hours a day, all the year through </Li> <Li> offers gasoline service 24 hours a day </Li> <Li> offers meals from 11.00 to 22.00; other food at the rest of the day </Li> <Li> includes sanitary facilities for handicapped people and for the proper needs of lorry drivers </Li> </Ul> <Li> is no more remote from the highway than one kilometre </Li> <Li> can be approached by lorries </Li>

How many truck stops are there in the united states