| MMM | 3M Company |
| ABT | Abbott Laboratories |
| AET | Aetna Inc. |
| AFL | Aflac Incorporated |
| AA | Alcoa Inc. |
| MO | Altria Group, Inc. |
| AEP | American Electric Power Company, Inc. |
| AXP | American Express Company |
| AIG | American International Group, Inc. |
| ABC | AmerisourceBergen Corporation |
| AMGN | Amgen Inc. |
| AMR | AMR Corporation |
| APC | Anadarko Petroleum Corporation |
| APA | Apache Corporation |
| AAPL | Apple Inc. |
| ADM | Archer-Daniels-Midland Company |
| ARW | Arrow Electronics, Inc. |
| T | AT&T Inc. |
| AN | AutoNation, Inc. |
| AVT | Avnet, Inc |
| AVP | Avon Products, Inc. |
| BHI | Baker Hughes Incorporated |
| BAC | Bank of America Corporation |
| BK | Bank of New York Mellon Corp. |
| BAX | Baxter International Inc. |
| BBT | BB&T Corporation |
| BRK'A | Berkshire Hathaway Inc. |
| BBY | Best Buy Co., Inc. |
| BMY | Bristol-Myers Squibb Company |
| COF | Capital One Financial Corporation |
| CAH | Cardinal Health, Inc. |
| CAT | Caterpillar Inc. |
| CBS | CBS Corporation |
| CVX | Chevron Corporation |
| CI | Cigna Corporation |
| CSCO | Cisco Systems, Inc. |
| C | Citigroup Inc. |
| CCE | Coca-Cola Enterprises, Inc. |
| CL | Colgate-Palmolive Company |
| CMCSA | Comcast Corporation |
| CYH | Community Health Systems, Inc. |
| CSC | Computer Sciences Corporation |
| CAG | ConAgra Foods, Inc. |
| COP | ConocoPhillips |
| ED | Consolidated Edison, Inc. |
| CEG | Constellation Energy Group, Inc. |
| COST | Costco Wholesale Corporation |
| CVH | Coventry Health Care, Inc. |
| CMI | Cummins Inc. |
| CVS | CVS Caremark Corporation |
| DHR | Danaher Corporation |
| DF | Dean Foods Company |
| DE | Deere & Company |
| DELL | Dell Inc. |
| DAL | Delta Air Lines, Inc. |
| DTV | DIRECTV |
| DISH | DISH Network Corporation |
| DG | Dollar General Corporation |
| D | Dominion Resources, Inc. |
| DUK | Duke Energy Corporation |
| DD | E. I. du Pont de Nemours and Company |
| ETN | Eaton Corporation |
| EIX | Edison International |
| LLY | Eli Lilly and Company |
| EMC | EMC Corporation |
| EMR | Emerson Electric Co. |
| ETR | Entergy Corporation |
| EXC | Exelon Corporation |
| XOM | Exxon Mobil Corporation |
| FDX | FedEx Corporation |
| FE | FirstEnergy Corp. |
| FLR | Fluor Corporation |
| F | Ford Motor Company |
| FCX | Freeport-McMoRan Copper & Gold Inc. |
| GPS | Gap Inc. |
| GD | General Dynamics Corporation |
| GE | General Electric Company |
| GIS | General Mills, Inc. |
| GPC | Genuine Parts Company |
| GOOG | Google Inc. |
| HAL | Halliburton Company |
| HNT | Health Net, Inc. |
| HES | Hess Corporation |
| HPQ | Hewlett-Packard Company |
| HON | Honeywell International Inc. |
| HUM | Humana Inc. |
| ITW | Illinois Tool Works Inc. |
| IM | Ingram Micro Inc. |
| INTC | Intel Corporation |
| IBM | International Business Machines Corporation |
| IP | International Paper Company |
| INTL | INTL FCStone Inc. |
| ITT | ITT Corporation |
| JCP | J.C. Penney Company, Inc. |
| JBL | Jabil Circuit, Inc. |
| JNJ | Johnson & Johnson |
| JCI | Johnson Controls, Inc. |
| JPM | JPMorgan Chase & Co. |
| K | Kellogg Company |
| KMB | Kimberly-Clark Corporation |
| KSS | Kohl's Corporation |
| KFT | Kraft Foods Inc. |
| LLL | L-3 Communications Holdings, Inc. |
| LEA | Lear Corporation |
| LMT | Lockheed Martin Corporation |
| L | Loews Corp. |
| LOW | Lowe's Companies, Inc. |
| M | Macy's, Inc. |
| MAN | Manpower Inc. |
| MRO | Marathon Oil Corporation |
| MAR | Marriott International, Inc. |
| MMC | Marsh & McLennan Companies, Inc. |
| MCD | McDonald's Corporation |
| MCK | McKesson Corporation |
| MHS | Medco Health Solutions, Inc. |
| MDT | Medtronic, Inc. |
| MRK | Merck & Co., Inc. |
| MET | MetLife, Inc. |
| MSFT | Microsoft Corporation |
| MS | Morgan Stanley |
| MSI | Motorola Solutions, Inc. |
| MUR | Murphy Oil Corporation |
| NOV | National Oilwell Varco, Inc. |
| NAV | Navistar International Corporation |
| NWSA | News Corporation |
| NEE | NextEra Energy, Inc. |
| NKE | Nike, Inc. |
| NOC | Northrop Grumman Corporation |
| NUE | Nucor Corporation |
| OXY | Occidental Petroleum Corporation |
| ODP | Office Depot, Inc. |
| OMC | Omnicom Group Inc. |
| OKE | ONEOK, Inc. |
| ORCL | Oracle Corporation |
| PEP | PepsiCo.,Inc. |
| PFE | Pfizer Inc. |
| PM | Philip Morris International Inc. |
| PPG | PPG Industries, Inc. |
| PG | Procter & Gamble Company |
| PGR | Progressive Corp. |
| PRU | Prudential Financial, Inc. |
| PEG | Public Service Enterprise Group Incorporated |
| QCOM | Qualcomm Incorporated |
| RTN | Raytheon Company |
| RAD | Rite Aid Corporation |
| SWY | SAFEWAY INC. |
| SAI | SAIC, Inc. |
| SLE | Sara Lee Corporation |
| SHLD | Sears Holdings Corporation |
| SFD | Smithfield Foods, Inc. |
| LUV | Southwest Airlines Co. |
| S | Sprint Nextel Corporation |
| SPLS | Staples, Inc. |
| SUN | Sunoco, Inc. |
| SVU | SUPERVALU INC. |
| SYY | Sysco Corporation |
| TGT | Target Corporation |
| TECD | Tech Data Corporation |
| TSO | Tesoro Corporation |
| TXN | Texas Instruments Incorporated |
| AES | The AES Corporation |
| ALL | The Allstate Corporation |
| BA | The Boeing Company |
| CB | The Chubb Corporation |
| KO | The Coca-Cola Company |
| DOW | The Dow Chemical Company |
| GS | The Goldman Sachs Group, Inc. |
| GT | The Goodyear Tire & Rubber Company |
| HIG | The Hartford Financial Services Group, Inc. |
| HD | The Home Depot, Inc. |
| KR | The Kroger Co. |
| PNC | The PNC Financial Services Group, Inc. |
| SO | The Southern Company |
| TJX | The TJX Companies, Inc. |
| TRV | The Travelers Companies, Inc. |
| DIS | The Walt Disney Company |
| TMO | Thermo Fisher Scientific Inc. |
| TWX | Time Warner Inc. |
| TRW | TRW Automotive Holdings Corp. |
| TSN | Tyson Foods, Inc. |
| USB | U.S. Bancorp |
| UNP | Union Pacific Corporation |
| UAL | United Continental Holdings, Inc. |
| UPS | United Parcel Service, Inc. |
| X | United States Steel Corporation |
| UTX | United Technologies Corporation |
| UNH | UnitedHealth Group Incorporated |
| LCC | US Airways Group, Inc. |
| VLO | Valero Energy Corporation |
| VZ | Verizon Communications Inc. |
| VIA | Viacom Inc. |
| WAG | Walgreen Co. |
| WMT | Wal-Mart Stores, Inc. |
| WM | Waste Management, Inc. |
| WLP | WellPoint, Inc. |
| WFC | Wells Fargo & Company |
| WHR | Whirlpool Corporation |
| INT | World Fuel Services Corporation |
| XRX | Xerox Corporation |
| YUM | YUM! Brands, Inc. |