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EARNINGS PER SHARE | 6 Months Ended
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Jun. 30, 2022
EARNINGS PER SHARE |
EARNINGS PER SHARE | ​ NOTE 7. EARNINGS PER SHARE ​ The following table presents the calculation of earnings per share: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Six Months Ended
​ | ​ | June 30, | ​ | June 30,
(in thousands, except per share and share data) |  | 2022 |  | 2021 |  | 2022 |  | 2021
Net income | ​ | $ | 10,503 | ​ | $ | 9,025 | ​ | $ | 19,615 | ​ | $ | 18,505
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Average number of basic common shares outstanding | ​ |  | 15,017,943 | ​ |  | 14,965,398 | ​ |  | 15,014,408 | ​ |  | 14,949,564
Plus: dilutive effect of stock options and awards outstanding | ​ |  | 59,484 | ​ |  | 76,427 | ​ |  | 79,219 | ​ |  | 76,130
Average number of diluted common shares outstanding(1) | ​ |  | 15,077,427 | ​ |  | 15,041,825 | ​ |  | 15,093,627 | ​ |  | 15,025,694
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Earnings per share: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Basic | ​ | $ | 0.70 | ​ | $ | 0.60 | ​ | $ | 1.31 | ​ | $ | 1.24
Diluted | ​ | $ | 0.70 | ​ | $ | 0.60 | ​ | $ | 1.30 | ​ | $ | 1.23
(1) | Average diluted shares outstanding are computed using the treasury stock method.

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