American Express Co.

AT&T Inc.

Bank of America Corp.

Boeing Co.

Caterpillar Inc.

Chevron Corp.

Cisco Systems Inc.

Coca-Cola Co.

E.I. DuPont de Nemours & Co.

Exxon Mobil Corp.

General Electric Co.

Hewlett-Packard Co.

Home Depot Inc.

Intel Corp.

International Business Machines

Johnson & Johnson

JPMorgan Chase & Co.

x-Kraft Foods Inc.

McDonald’s Corp.

Merck & Co. Inc.

Microsoft Corp.

Pfizer Inc.

Procter & Gamble Co.

Travelers Cos. Inc.

United Technologies Corp.

Verizon Communications Inc.

Wal-Mart Stores Inc.

Walt Disney Co.

x-To be replaced by UnitedHealth Group Inc. on Sept. 24.