Thirty Seven fresh cases of Dengue has been reported in the national capital on Saturday, taking the total number of such cases this season to 872.Maximum cases of dengue have been reported from the Delhi Municipal Corporations areas.AIR correspondent reports that Delhi administration has launched an anti dengue drive to check breeding of mosquitos and civic bodies have also been directed to strictly carry out fogging operations in the city.The authorities are approaching the citizens to keep clean their surrounding areas.