 In recent years, tourism has been increasingly important, with the growth of agritourism in the form of "casas rurales", and the establishment of the "Ruta de Don Quijote", a campaign of tourism to the locations mentioned in Cervantes novel.Castilla–La Mancha generates a GDP of €33,077,484,000, 3.4 percent of the Spanish GDP, placing it ninth among the 19 Spanish autonomous communities.GDP has been roughly 3.4 percent of the national GDP since at least 2000.