| Quarterly financial data - unaudited |
The following table presents summarized quarterly data for each of the two years ended December 31, 2012 and 2011: | | | | | | | | | | | | | | | | | | | | Quarters ended in 2012 | | | March 31 | | June 30 | | September 30 | | December 31 | Selected operations data: | | | | | | | | | Interest income | | $ | 13,948 |
| | $ | 13,958 |
| | $ | 13,958 |
| | $ | 13,903 |
| Interest expense | | 1,895 |
| | 1,700 |
| | 1,348 |
| | 1,214 |
| Net interest income | | 12,053 |
| | 12,258 |
| | 12,610 |
| | 12,689 |
| Provision for loan losses | | 615 |
| | 416 |
| | 720 |
| | 896 |
| Net interest income after provision for loan losses | | 11,438 |
| | 11,842 |
| | 11,890 |
| | 11,793 |
| Other income | | 4,580 |
| | 4,497 |
| | 4,523 |
| | 4,710 |
| Other expense | | 10,617 |
| | 10,782 |
| | 10,562 |
| | 10,877 |
| Income before income taxes | | 5,401 |
| | 5,557 |
| | 5,851 |
| | 5,626 |
| Income taxes | | 2,011 |
| | 2,078 |
| | 2,204 |
| | 2,117 |
| Net income | | 3,390 |
| | 3,479 |
| | 3,647 |
| | 3,509 |
| Dividends on preferred shares | | 939 |
| | 1,105 |
| | 1,104 |
| | 1,104 |
| Net income available to common stockholders | | $ | 2,451 |
| | $ | 2,374 |
| | $ | 2,543 |
| | $ | 2,405 |
| Basic earnings per common share | | $ | 0.41 |
| | $ | 0.39 |
| | $ | 0.42 |
| | $ | 0.40 |
| Diluted earnings per common share | | $ | 0.41 |
| | $ | 0.39 |
| | $ | 0.42 |
| | $ | 0.40 |
|
| | | | | | | | | | | | | | | | | | | | Quarters ended in 2011 | | | March 31 | | June 30 | | September 30 | | December 31 | Selected operations data: | | | | | | | | | Interest income | | $ | 14,029 |
| | $ | 14,122 |
| | $ | 14,168 |
| | $ | 14,453 |
| Interest expense | | 2,324 |
| | 2,243 |
| | 2,026 |
| | 1,911 |
| Net interest income | | 11,705 |
| | 11,879 |
| | 12,142 |
| | 12,542 |
| Provision for loan losses | | 940 |
| | 916 |
| | 728 |
| | 517 |
| Net interest income after provision for loan losses | | 10,765 |
| | 10,963 |
| | 11,414 |
| | 12,025 |
| Other income | | 4,005 |
| | 4,059 |
| | 3,700 |
| | 4,023 |
| Other expense | | 10,292 |
| | 11,011 |
| | 10,864 |
| | 10,886 |
| Income before income taxes | | 4,478 |
| | 4,011 |
| | 4,250 |
| | 5,162 |
| Income taxes | | 1,633 |
| | 1,433 |
| | 1,571 |
| | 1,892 |
| Net income | | 2,845 |
| | 2,578 |
| | 2,679 |
| | 3,270 |
| Dividends on preferred shares | | 707 |
| | 1,011 |
| | 919 |
| | 939 |
| Net income available to common stockholders | | $ | 2,138 |
| | $ | 1,567 |
| | $ | 1,760 |
| | $ | 2,331 |
| Basic earnings per common share | | $ | 0.35 |
| | $ | 0.26 |
| | $ | 0.29 |
| | $ | 0.39 |
| Diluted earnings per common share | | $ | 0.35 |
| | $ | 0.26 |
| | $ | 0.29 |
| | $ | 0.39 |
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