The following table presents basic and diluted income from continuing operations per common share information for the three and nine months ended December 31, 2014 and 2013: | | | | | | | | | | | | | | | | | | Three Months Ended
December 31, | | Nine Months Ended
December 31, | | 2014 | | 2013 | | 2014 | | 2013 | | (in millions, except per share amounts) | Basic income from continuing operations per common share: | | | | | | | | Income from continuing operations | $ | 218 |
| | $ | 225 |
| | $ | 665 |
| | $ | 786 |
| Less: Income from continuing operations allocable to participating securities | (2 | ) | | (2 | ) | | (7 | ) | | (8 | ) | Income from continuing operations allocable to common shares | $ | 216 |
| | $ | 223 |
| | $ | 658 |
| | $ | 778 |
| Weighted average common shares outstanding | 440 |
| | 446 |
| | 440 |
| | 448 |
| Basic income from continuing operations per common share | $ | 0.49 |
| | $ | 0.50 |
| | $ | 1.50 |
| | $ | 1.74 |
| | | | | | | | | Diluted income from continuing operations per common share: | | | | | | | | Income from continuing operations | $ | 218 |
| | $ | 225 |
| | $ | 665 |
| | $ | 786 |
| Less: Income from continuing operations allocable to participating securities | (2 | ) | | (2 | ) | | (7 | ) | | (8 | ) | Income from continuing operations allocable to common shares | $ | 216 |
| | $ | 223 |
| | $ | 658 |
| | $ | 778 |
| Weighted average shares outstanding and common share equivalents: | | | | | | | | Weighted average common shares outstanding | 440 |
| | 446 |
| | 440 |
| | 448 |
| Weighted average effect of share-based payment awards | 1 |
| | 2 |
| | 1 |
| | 1 |
| Denominator in calculation of diluted income per share | 441 |
| | 448 |
| | 441 |
| | 449 |
| Diluted income from continuing operations per common share | $ | 0.49 |
| | $ | 0.50 |
| | $ | 1.49 |
| | $ | 1.73 |
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