| North Chicago, IL | ABBVIE INC. | 28,567 | 15 | 27,945 |
| Barceloneta, PR | ABBVIE LTD. | 1,326 | 6 | 1,421 |
| New Orleans, LA | ADAMS AND REESE LLP | 548 | 6 | 505 |
| Madison, WI | ALLIANT ENERGY CORPORATE SERV.INC. | 3,085 | 11 | 4,018 |
| Richmond, VA | ALTRIA CLIENT SERVICES LLC | 5,809 | 12 | 1,171 |
| Columbus, OH | AMERICAN ELECTRIC POWER SERVICE CORPORATION | 15,981 | 12 | 31,294 |
| Bayport, MN | ANDERSEN CORPORATION | 13,226 | 14 | 684 |
| Cupertino, CA | APPLE INC. | 106,684 | 16 | 100,460 |
| Decatur, IL | ARCHER DANIELS MIDLAND COMPANY | 9,239 | 18 | 10,446 |
| King Of Prussia, PA | ARKEMA INC. | 3,385 | 8 | 3,861 |
| Houston, TX | ASCEND PERFORMANCE MATERIALS HOLDINGS INC. | 1,813 | 6 | 2,639 |
| Bismarck, ND | ASSOCIATED GENERAL CONTRACTORS OF NORTH DAKOTA | 0 | 2 | 10 |
| Nashville, TN | ASURION LLC | 8,856 | 38 | 7,877 |
| Phoenix, AZ | BANNER HEALTH | 50,513 | 6 | 52,518 |
| Lewes, DE | BEEBE HEALTHCARE | 3,117 | 6 | 3,117 |
| Cambridge, MA | BIOGEN INC. | 4,266 | 7 | 4,442 |
| Harrisburg, PA | COMMONWEALTH CHARTER ACADEMY CHARTER SCHOOL | 2,539 | 5 | 2,539 |
| Northville, MI | COOPER-STANDARD AUTOMOTIVE INC. | 2,400 | 10 | 3,524 |
| Walnut Creek, CA | CSAA INSURANCE SERVICES, INC. | 3,976 | 6 | 3,982 |
| Nashville, TN | DAVIDSON TRANSIT ORGANIZATION EMPLOYEE BENEFIT TRUST | 661 | 2 | 442 |
| Moline, IL | DEERE & COMPANY | 17,177 | 11 | 27,731 |
| Minneapolis, MN | DELUXE CORPORATION | 4,742 | 14 | 4,808 |
| Houston, TX | EOG RESOURCES INC. | 3,006 | 5 | 4,872 |
| Redwood City, CA | EQUINIX, INC. | 4,272 | 14 | 4,268 |
| Hartford, CT | EVERSOURCE ENERGY SERVICE COMPANY | 10,446 | 9 | 8,801 |
| Seattle, WA | EXPEDIA, INC. | 8,247 | 9 | 7,589 |
| Stamford, CT | FREEPOINT COMMODITIES LLC | 419 | 6 | 419 |
| Springfield, MO | GENERAL COUNCIL OF THE ASSEMBLIES OF GOD | 387 | 5 | 532 |
| Stamford, CT | GENERAL RE CORPORATION | 926 | 4 | 1,384 |
| Des Peres, MO | GENUINE MCCARTHY ENTERPRISES | 5,387 | 17 | 5,341 |
| Minneapolis, MN | GROUP HEALTH PLAN, INC. | 7,608 | 3 | 7,299 |
| Houston, TX | GULF COAST COMMUNITY SERVICES ASSOCIATION, INC. | 342 | 4 | 342 |
| Atlanta, GA | HD SUPPLY, INC | 10,974 | 13 | 10,974 |
| Chandler, AZ | INTEL CORPORATION | 47,047 | 17 | 47,932 |
| Mountain View, CA | INTUIT INC. | 10,369 | 16 | 13,076 |
| Lowell, AR | J.B. HUNT TRANSPORT, INC. | 33,262 | 12 | 33,262 |
| Moline, IL | JOHN DEERE POWER PRODUCTS, INC. C/O DEERE & COMPANY | 291 | 2 | 342 |
| Cleveland, OH | JONES DAY | 4,528 | 14 | 4,799 |
| Neenah, WI | KIMBERLY-CLARK CORPORATION | 12,349 | 9 | 22,382 |
| Minneapolis, MN | LAKEVIEW MEMORIAL HOSPITAL | 1,111 | 4 | 1,117 |
| Lancaster, PA | LANCASTER GENERAL HEALTH | 6,315 | 7 | 9,151 |
| Fort Myers, FL | LEE HEALTH SYSTEM, INC. D/B/A LEE HEALTH | 15,303 | 7 | 994 |
| Providence, RI | LIFESPAN CORPORATION | 15,388 | 8 | 16,011 |
| Houston, TX | MARATHON OIL COMPANY | 1,038 | 8 | 1,737 |
| Findlay, OH | MARATHON PETROLEUM COMPANY LP | 18,087 | 5 | 44,012 |
| Oakbrook Terrace, IL | MCCAIN FOODS USA INC | 3,749 | 4 | 3,809 |
| Richmond, VA | MCGUIREWOODS LLP | 1,966 | 8 | 1,680 |
| Greenville, SC | MICHELIN NORTH AMERICA, INC. | 17,737 | 52 | 24,771 |
| Des Moines, IA | MIDAMERICAN ENERGY COMPANY | 4,711 | 12 | 13,004 |
| Jefferson City, MO | MISSOURI BANKERS ASSOCIATION | 1,170 | 8 | 1,868 |
| Washington, DC | NATIONAL EDUCATION ASSOCIATION AND AFFILIATE RETIREE HEALTH PLAN | 2,528,845 | 24 | 2,202 |
| Omaha, NE | NEBRASKA FURNITURE MART, INC. | 4,800 | 5 | 4,151 |
| Merrillville, IN | NISOURCE INC. | 7,744 | 9 | 13,234 |
| Golden Valley, MN | PENTAIR, INC. | 3,742 | 13 | 5,342 |
| Albuquerque, NM | PRESBYTERIAN HEALTHCARE SERVICES | 14,111 | 8 | 17,054 |
| San Diego, CA | QUALCOMM INCORPORATED | 13,512 | 11 | 13,529 |
| Chandler, AZ | RALEY'S ARIZONA LLC | 2,818 | 6 | 3,698 |
| Minneapolis, MN | REGIONS HOSPITAL | 6,297 | 3 | 8,338 |
| Milwaukee, WI | REINHART BOERNER VAN DEUREN S.C. | 278 | 8 | 369 |
| Minneapolis, MN | RHSC, INC. | 351 | 2 | 251 |
| Saint Paul, MN | SECURIAN FINANCIAL GROUP, INC. | 3,069 | 9 | 3,041 |
| Independence, OH | SHEET METAL, AIR, RAIL AND TRANSPORTATION UNION (SMART) | 42,032 | 4 | 922 |
| Redding, CA | SIERRA PACIFIC INDUSTRIES | 5,984 | 2 | 5,984 |
| St. Louis, MO | SPIRE SERVICES INC. | 3,168 | 6 | 6,912 |
| Camden, NJ | SUBARU OF AMERICA, INC. | 1,645 | 12 | 1,497 |
| Minneapolis, MN | SUPERVALU INC | 0 | 3 | — |
| Cincinnati, OH | TAFT STETTINIUS & HOLLISTER LLP | 1,765 | 16 | 2 |
| Arlington, VA | THE AES CORPORATION | 3,337 | 12 | 7,788 |
| Addison, IL | THE PAMPERED CHEF, LTD. | 276 | 7 | 276 |
| Malvern, PA | THE VANGUARD GROUP, INC. | 17,488 | 6 | 21,122 |
| Tulsa, OK | THE WILLIAMS COMPANIES, INC. | 5,859 | 13 | 7,357 |
| Philadelphia, PA | THOMAS JEFFERSON UNIVERSITY | 32,763 | 16 | 279 |
| Auburn Hills, MI | TI GROUP AUTOMOTIVE SYSTEMS WELFARE BENEFIT PLAN | 1,725 | 15 | 1,731 |
| New York, NY | U.S. AVIATION UNDERWRITERS, INC. | 164 | 4 | 257 |
| Aurora, CO | UNIVERSITY OF COLORADO HEALTH | 30,251 | 5 | 7,410 |
| Notre Dame, IN | UNIVERSITY OF NOTRE DAME DU LAC | 6,547 | 12 | 6,807 |
| Glen Allen, VA | VBA BENEFITS CORPORATION | 5,666 | 25 | 5,666 |
| Minneapolis, MN | WELLS FARGO & COMPANY | 175,648 | 32 | 5,314 |
| Independence, OH | WELTMAN, WEINBERG & REIS CO, LPA | 636 | 5 | 2 |
| New York, NY | WHITE & CASE LLP | 1,396 | 12 | 1,178 |
| Columbus, OH | WORTHINGTON ENTERPRISES, INC | 2,874 | 13 | 2,889 |
| Columbus, OH | WORTHINGTON STEEL, INC. | 2,653 | 6 | 5,500 |