Interest Expense
Including Real Estate and interest expense reported in discontinued operations, our interest expense incurred for the last three years was:

• $649 million in 2007;
• $670 million in 2006; and
• $794 million in 2005.

The decrease in our interest expense incurred is primarily due to reductions in our amount of outstanding debt of approximately:

• $846 million in 2007;
• $401 million in 2006; and
• $2.0 billion in 2005.

Our interest expense incurred included the following pretax charges for the early retirement of debt:

• $45 million in 2007; and
• $32 million in 2005.

Excluding these charges, our interest expense incurred decreased:

• $66 million in 2007;
• $88 million in 2006; and
• $108 million in 2005.