It is the equivalent of the FT 30 and the Dow Jones Industrial Average, and because of its small selection it does not necessarily represent the vitality of the economy as whole. The L-DAX Index basis is the "floor" trade at the Frankfurt stock exchange; it is computed daily between 09:00 and 17:45 Hours CET. The Eurex, a European electronic futures and options exchange based in Zürich, Switzerland with a subsidiary in Frankfurt, Germany, offers options and Futures on the DAX from 08:00 to 22:00 CET.