Note 17: Common Stock Repurchases

Common Stock Repurchase Program

We have an ongoing authorization, since October 2005, as amended, from our Board of Directors to repurchase up to $45 billion in shares of our common stock in open market or negotiated transactions. As of March 31, 2012, $8.6 billion remained available for repurchase under the existing repurchase authorization limit. During the first quarter of 2012, we repurchased 56.9 million shares of common stock at a cost of $1.5 billion. During the first quarter of 2011, we repurchased 189.1 million shares of common stock at a cost of $4.0 billion. We have repurchased 4.1 billion shares at a cost of $86 billion since the program began in 1990.