[["Duke Energy Corporation",4],["Xcel Energy Inc",4],["American Electric Power Company Inc",3],["Wilmington Trust Corporation",3],["CMS Energy Corporation",3],["Costco Wholesale Corporation",3],["Dell Inc.",3],["ShopKo Stores",3],["Deutsche Bank AG",3],["CBS Corporation",3],["Dynegy Inc.",3],["PC Connection, Inc.",3],["OfficeMax Incorporated",3],["Office Depot Inc.",3],["Northwestern Mutual Life Insurance Co.",3],["Newegg Inc.",3],["NCR Corporation",3],["General Motors",3],["Marshall & Ilsley Corporation",3],["Briggs & Stratton Corporation",3],["Ladish Co., Inc.",2],["MB Financial Inc.",2],["JPMorgan Chase & Co.",2],["International Paper Co.",2],["ITT Corporation",2],["Honeywell International, Inc.",2],["Goodrich Corporation",2],["Georgia-Pacific",2],["Mitsubishi Group",2],["General Electric Company",2],["Armstrong World Industries, Inc.",2],["Ford Motor Company",2],["El Paso Corporation",2],["Paperweight Development Corp.",2],["Safety-Kleen, Inc.",2],["Sempra Energy",2],["Union Pacific Corporation",2],["Wells Fargo & Co.",2],["Williams Companies Inc",2],["BMO Financial Group",2],["Wyndham Vacation Ownership Inc.",2],["Kimberly-Clark Corporation",2],["Suntrust Banks Inc.",1],["Barclays Capital Inc.",1],["Barclays PLC",1],["Battelle Memorial Institute Inc.",1],["Baxter International  Inc",1],["Bechtel Corp.",1],["Beckman Coulter, Inc.",1],["Belden Inc.",1],["Bessemer Group Inc.",1],["BlackRock",1],["Blue Cross and Blue Shield Association",1],["Bon Secours Health System Inc.",1],["Bridgestone Corp.",1],["BancWest Corp.",1],["Bristol-Myers Squibb Company",1],["Brown Brothers Harriman & Co.",1],["BP p.l.c.",1],["CHRISTUS Health System",1],["BB&T Corporation",1],["CNA Financial Corporation",1],["CSX Corporation",1],["CTS Corporation",1],["CUNA Mutual Group",1],["Caliper Life Sciences Inc",1],["Cantor Fitzgerald",1],["Canyon Partners LLC",1],["Cara Operations Ltd.",1],["Caterpillar Inc.",1],["Cemex, S.A.B. de C.V.",1],["Charles Schwab Corporation",1],["Chemtura Corp.",1],["Citadel LLC",1],["Citigroup Inc.",1],["City National Corporation",1],["Comerica Inc.",1],["Commerzbank",1],["Consolidated Edison Inc.",1],["BASF SE",1],["Cowen Group Inc.",1],["Credit Agricole SA",1],["Credit Suisse Group AG",1],["Daiwa Securities Group Inc.",1],["Danske Bank",1],["Deere & Company",1],["Aviva Investors Holdings Ltd.",1],["Depository Trust & Clearing Corp.",1],["Detroit Medical Center",1],["Avery Dennison Corporation",1],["Dimensional Fund Advisors LP",1],["Dominion Resources, Inc.",1],["Draper and Kramer Inc.",1],["Duff & Phelps Corporation",1],["Avalon Holdings Corp",1],["Assisted Living Concepts, Inc.",1],["E.ON UK PLC",1],["Eaton Vance Corporation",1],["Edward D. Jones & Co.",1],["Ashland Inc.",1],["Electrolux AB",1],["Energizer Holdings, Inc.",1],["Equifax Inc.",1],["Exelon Corporation",1],["FM Global",1],["FMC Corporation",1],["FMC Technologies, Inc.",1],["Farmers Group Inc.",1],["Federated Investors Inc.",1],["Fidelity Investments",1],["Fiduciary Trust Co. Int'l",1],["Fifth Third Bancorp",1],["First American Corporation",1],["First Busey Corporation",1],["First Capital, Inc.",1],["First Citizens BancShares, Inc.",1],["First Financial Holdings, Inc.",1],["First Interstate Bancsystem Inc.",1],["First Merchants Corporation",1],["First Midwest Bancorp Inc.",1],["First Republic Bank",1],["FirstEnergy Corp",1],["Flushing Financial Corporation",1],["Ascension Health Inc.",1],["Foster Wheeler AG.",1],["G-I Holdings",1],["Gamco Investors, Inc.",1],["Gannett Co., Inc.",1],["Garlock Sealing Technologies LLC",1],["Gen-Probe Incorporated",1],["General Dynamics Land Systems Inc.",1],["Aqua America, Inc.",1],["Aon Corporation",1],["Genworth Financial, Inc.",1],["Anchin Block & Anchin LLP",1],["Goldman Sachs Group Inc.",1],["Analog Devices Inc.",1],["H&M",1],["HFF, Inc.",1],["HSBC Holdings PLC",1],["Halliburton Company",1],["Harris Corporation",1],["Harsco Corporation",1],["Highmark Inc.",1],["Anadarko Petroleum Corporation",1],["Hyundai",1],["ICAP",1],["IRIS International, Inc.",1],["Ametek Inc.",1],["Ingersoll-Rand plc",1],["Insurance Australia",1],["Intel Corporation",1],["Interactive Brokers Group, Inc.",1],["Interleukin Genetics, Inc",1],["International Business Machines Corporation",1],["American International Group Inc.",1],["International Union Of Operating Engineers",1],["Intersil Corporation",1],["Intesa Sanpaolo",1],["Invesco",1],["1st Source Corporation",1],["Janney Montgomery Scott LLC",1],["Janus Capital Group Inc.",1],["John Hancock Financial",1],["KBR, Inc.",1],["Kadant Inc.",1],["Kaiser Aluminum Corporation",1],["Kaiser Permanente",1],["Kaman Corporation",1],["Kellogg Company",1],["American Automobile Association",1],["Kroger Co.",1],["LPL Financial Holdings Inc.",1],["Ameren Corporation",1],["Lee Enterprises, Incorporated",1],["Legg Mason Inc.",1],["Lehman Brothers Holdings Inc.",1],["Liberty Mutual",1],["Lockheed Martin",1],["Loomis, Sayles & Co. LP",1],["Lyondell Chemical Co.",1],["M&T Bank Corporation",1],["Ambac Financial Group, Inc.",1],["Macatawa Bank Corporation",1],["Major League Baseball Inc.",1],["Manulife Financial Corporation",1],["Amazon.com, Inc.",1],["Marshfield Clinic Inc.",1],["Massachusetts Mutual Life Insurance",1],["McGraw-Hill Companies Inc.",1],["Merck & Co Inc.",1],["Mesirow Financial Holdings Inc.",1],["MetLife Inc.",1],["Methodist Hospital System",1],["Metso Oyj",1],["Microsoft Corporation",1],["Amazon.com Inc.",1],["Mitsubishi Heavy Industries",1],["Monsanto Company",1],["Montpelier Re Holdings Ltd.",1],["Morgan Keegan & Co.",1],["Morgan Stanley",1],["Mutual of America Life Insurance Co.",1],["Amalgamated Bank",1],["Natixis SA",1],["New York Life Insurance Co.",1],["Altra Holdings, Inc.",1],["Nomura Holdings, Inc.",1],["Nordea Bank",1],["Nortel Networks Corporation",1],["NorthShore University HealthSystem",1],["NorthWestern Corporation",1],["Northern Trust Corporation",1],["Allstate Corporation",1],["Norwood Financial Corp.",1],["Nuveen Investments",1],["Allianz SE",1],["Alliant Energy Corporation",1],["Ohio Public Employees Retirement System",1],["Olin Corporation",1],["OppenheimerFunds Inc.",1],["Orchid Cellmark Inc.",1],["Owens Corning",1],["AllianceBernstein Holding L.P.",1],["PG&E Corporation",1],["PPG Industries Inc.",1],["Pactiv Corporation",1],["Aetna, Inc.",1],["Park National Corp",1],["Peoples Financial Corporation",1],["Pershing Group LLC",1],["Philips Electronics",1],["Pitney Bowes Inc.",1],["Polo Ralph Lauren Corporation",1],["Progress Energy, Inc.",1],["Prudential",1],["QC Holdings, Inc.",1],["Quixote Corporation",1],["Qwest Communications International Inc.",1],["RBC Capital Markets",1],["RRI Energy, Inc.",1],["Rabobank Nederland",1],["Raymond James Financial Inc.",1],["Raytheon Company",1],["Reed Elsevier",1],["Regions Financial Corporation",1],["Robert W. Baird & Co.",1],["Royal Bank of Canada",1],["Royal Dutch Shell plc",1],["SEI Investments Company",1],["SPX Corporation",1],["SS&C Technologies Holdings, Inc.",1],["SWS Group, Inc.",1],["Safeco",1],["Advantus Capital Management Inc.",1],["Salisbury Bancorp, Inc",1],["Securian Financial Group Inc.",1],["Security Benefit Corp.",1],["Adobe Systems Incorporated",1],["Abbott Laboratories",1],["Silver Point Capital LP",1],["Sinclair Oil",1],["Skandinaviska Enskilda Banken",1],["Societe Generale",1],["Southern California Edison",1],["Southern Company",1],["Standard & Poor's",1],["Stark Investments LP",1],["State Farm",1],["State Street Corp.",1],["Stephens Inc.",1],["Sterling Financial Corporation",1],["Sterne Agee Group Inc.",1],["Sumitomo Mitsui Trust",1],["SunGard Data Systems",1],["Bank of America Corporation",1],["Swiss Re",1],["Symetra Financial Corporation",1],["T. Rowe Price Group Inc.",1],["TD Ameritrade Holding Corporation",1],["TIAA-CREF",1],["Textron Inc.",1],["The Bank of New York Mellon Corporation",1],["The Boeing Company",1],["The Governor and Company of the Bank of Ireland",1],["The Royal Bank of Scotland Group PLC",1],["The Walt Disney Company",1],["Thrivent Financial",1],["Time Warner Inc.",1],["Tompkins Financial Corporation",1],["Toronto-Dominion Bank",1],["Towers Watson & Co.",1],["Track Data Corp",1],["Tredegar Corporation",1],["Tribune Company",1],["Twin Disc, Incorporated",1],["UBS AG",1],["UMWA Health and Retirement Funds",1],["US Bancorp",1],["UniCredit",1],["Union Bank",1],["AXA SA",1],["Unisys Corporation",1],["United Auto Workers",1],["United Food & Commercial Workers Int'l Union",1],["United Technologies Corporation",1],["Value Line, Inc.",1],["Vidant Health Inc.",1],["Volkswagen",1],["Washington Mutual Inc.",1],["Wedbush Securities Inc.",1],["ALLETE Inc.",1],["ABC Inc.",1],["AAR Corporation",1],["A.W. Chesterton Co.",1],["3M Company",1],["Xerium Technologies, Inc.",1]]