3M Co. AFLAC, Inc. AK Steel Holding AVX Corp. Abaxis, Inc. Abbott Laboratories Advanced Energy Industries, Inc. Allergan, Inc. Alliant Energy Corp. Amazon.Com, Inc. America Movil S.A.B. de C.V. ADS American Electric Power Co., Inc. American Express Co. American States Water Co. AmerisourceBergen Corp. Apache Corp. Apple, Inc. Applied Materials, Inc. Aqua America, Inc. Arctic Cat, Inc. Atlantic Tele-Network, Inc. Atmos Energy Corp. AutoZone, Inc. BLYTH, Inc. Baidu.com SP ADR Baker Hughes, Inc. Bank of America Corp. Baxter International, Inc. Becton, Dickinson & Co. Bed Bath & Beyond, Inc. Bel Fuse, Inc. Bristol-Myers Squibb Co. Bristow Group Brown Shoe Co., Inc. C.R. Bard, Inc. California Water Service Group Callon Petroleum Canadian Natural Resources Ltd CarMax, Inc. Cardinal Health, Inc. China Mobile ADS Church & Dwight Co. Cisco Systems, Inc. Companhia Energetica de Minas Gerais-Cemig ADS Computer Programs & Systems In Corning, Inc. Cummins, Inc. Cyberonics Dawson Geophysical Co Dell, Inc. Deluxe Corp. Dollar Tree, Inc. EMC Corp. Electronics for Imaging Energizer Holdings, Inc. Entergy Corp. Enzon Pharmaceuticals, Inc. Equifax, Inc. Exelon Corp. Exxon Mobil Fairchild Semiconductor International, Inc. Freeport-McMoRan Copper & Gold GameStop Corp. Cl A Gilead Sciences, Inc. Google, Inc. H&R Block, Inc. HCC Insurance Holdings, Inc. Haemonetics Corp. Hartford Financial Services Group, Inc. ICU Medical, Inc. IMPAX LABORATORIES, Inc. Integra LifeSciences Holdings Intel Intuit, Inc. Intuitive Surgical, Inc. J.C. Penney Co., Inc. JOS A Bank Clothiers, Inc. JPMorgan Chase & Co. Jabil Circuit, Inc. Johnson & Johnson Kaiser Aluminum Corporation Kohls Corp. L-3 Communications Holdings, Inc. Leucadia National Corp. Liberty Media Holding Corporation Interactive Common Series A MEMC Electronic Materials, Inc. Mantech International Corp McDonalds Corp McGraw Hill Financial Medtronic, Inc. Mentor Graphics Corp Merck & Co., Inc. Metalico Methanex Corp Moodys Corp. Murphy Oil Corp. NII Holdings, Inc. NRG Energy, Inc. National-Oilwell, Inc. Newmont Mining Corp. Nokia Corp. ADS Nu Skin Enterprises Inc. Cl A NuVasive, Inc. Nuance Communications, Inc. Nvidia Corp O REILLY AUTO Occidental Petroleum Corp. Omnicare, Inc. Omnicom Group, Inc. Open Text Corp Orthofix International NV Owens & Minor, Inc. POSCO ADS PPL Corp. Patterson Companies, Inc. Pep Boys-Manny Moe & Jack Pfizer, Inc. Plains Exploration & Production Co. Portland General Electric Prudential Financial, Inc. Public Service Enterprise Group, Inc. RLI Corp. RadioShack Corp. ResMed, Inc. Rio Tinto PLC ADS Roper Industries, Inc. Ross Stores, Inc. Royal Caribbean Cruises Ltd. Sanderson Farms, Inc. Scotts Co. Cl A Shenandoah Telecom Co Sinovac Biotech, Ltd Sirona Dental Systems, Inc. Skechers USA Cl A Sohu.com, Inc. St. Jude Medical, Inc. StealthGas, Inc. Steris Corp. Stryker Corp. Superior Industries International, Inc. Symmetricom, Inc. Synaptics, Inc. TJX Cos. Take-Two Interactive Softwar Telekomunikasi Indonesia ADS Tellabs, Inc. Teradyne, Inc. Thoratec Corp Transocean Travelers Cos, Inc. Tupperware Brands Corp. Tyson Foods Inc. Cl A U.S. Bancorp Ultrapar Participacoes S/A ADS UniFirst Corp. Union Pacific Corp. United Microelectronics ADS United Online, Inc. UnitedHealth Group, Inc. Unum Group Vale SA Varian Medical Systems, Inc. Vectren Corp. Veeco Instruments, Inc. Vodafone Group PLC Volcano Corporation Wal-Mart Stores Walgreen Company Waste Connections, Inc. Websense, Inc. Wells Fargo & Co. West Pharmaceutical Services, Inc. Westlake Chemical Corp. Wisconsin Energy Corp. Wright Medical Group, Inc. Yahoo, Inc. Yanzhou Coal Mining Co. Ltd. ADS Zimmer Holdings, Inc. eBay, Inc.