The following table sets forth the computation of basic earnings per share and earnings per share, assuming dilution: | | | | | | | | | | | | | | | Second Quarters | Six Months | | 2011 | 2010 | 2011 | 2010 | Numerator (Dollars in millions): | | | | | Net Earnings | $ | 506 |
| $ | 414 |
| $ | 901 |
| $ | 719 |
| | | | | | Denominator (Units in millions): | | | | | Average Common Shares Outstanding | 1,102 |
| 1,149 |
| 1,105 |
| 1,161 |
| Other Potentially Dilutive Common Shares (a) | 7 |
| 10 |
| 7 |
| 10 |
| Average Common Shares Outstanding, Assuming Dilution | 1,109 |
| 1,159 |
| 1,112 |
| 1,171 |
| | | | | | Net Earnings Per Share, Basic | $ | 0.46 |
| $ | 0.36 |
| $ | 0.81 |
| $ | 0.62 |
| Net Earnings Per Share, Assuming Dilution | $ | 0.46 |
| $ | 0.36 |
| $ | 0.81 |
| $ | 0.61 |
|
| | (a) | Other potentially dilutive common shares include convertible debt, stock options, common stock equivalents and performance units granted under a management incentive compen |
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