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Earnings Per Share (EPS) and Dividends | 3 Months Ended
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Mar. 31, 2015
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Earnings Per Share (EPS) and Dividends | Earnings Per Share (EPS) and Dividends Diluted EPS is calculated by dividing Net Income by the weighted average number of shares of common stock outstanding, including shares issuable upon exercise of stock options outstanding or vesting of restricted stock awards granted under our stock compensation plans and upon payment of performance units or restricted stock units. The following table shows the effect of these stock options, performance units and restricted stock units on the weighted average number of shares outstanding used in calculating diluted EPS.
|  | Three Months Ended March 31, |
|  | 2015 |  | 2014 |
|  | Basic |  | Diluted |  | Basic |  | Diluted |
| EPS Numerator (Millions) |  |  |  |  |  |  |  |
| Net Income | $ | 586 |  |  | $ | 586 |  |  | $ | 386 |  |  | $ | 386 |  |
| EPS Denominator (Millions) |  |  |  |  |  |  |  |
| Weighted Average Common Shares Outstanding | 506 |  |  | 506 |  |  | 506 |  |  | 506 |  |
| Effect of Stock Based Compensation Awards | — |  |  | 2 |  |  | — |  |  | 2 |  |
| Total Shares | 506 |  |  | 508 |  |  | 506 |  |  | 508 |  |
| EPS |  |  |  |  |  |  |  |
| Net Income | $ | 1.16 |  |  | $ | 1.15 |  |  | $ | 0.76 |  |  | $ | 0.76 |  |
|  | Three Months Ended |
|  | March 31, |
| Dividend Payments on Common Stock | 2015 |  | 2014 |
| Per Share | $ | 0.39 |  |  | $ | 0.37 |  |
| In Millions | $ | 197 |  |  | $ | 187 |  |

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