The following table presents a summary of per common share data and amounts for the periods indicated.
| | | | | | | | | | Three months ended March 31, | (in thousands, except per share data) | 2013 | | 2012 | Net income as reported | $ | 10,040 |
| | $ | 6,185 |
| Preferred stock dividend | — |
| | (438 | ) | Accretion of preferred stock discount | — |
| | (203 | ) | Net income available to common shareholders | $ | 10,040 |
| | $ | 5,544 |
| | | | | Impact of assumed conversions | | | | Interest on 9% convertible trust preferred securities, net of income tax | 354 |
| | 371 |
| Net income available to common shareholders and assumed conversions | $ | 10,394 |
| | $ | 5,915 |
| | | | | Weighted average common shares outstanding | 18,011 |
| | 17,790 |
| Incremental shares from assumed conversions of convertible trust preferred securities | 1,439 |
| | 1,439 |
| Additional dilutive common stock equivalents | 74 |
| | 14 |
| Weighted average diluted common shares outstanding | 19,524 |
| | 19,243 |
| | | | | Basic earnings per common share: | $ | 0.56 |
| | $ | 0.31 |
| Diluted earnings per common share: | $ | 0.53 |
| | $ | 0.31 |
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