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EARNINGS PER SHARE | 6 Months Ended
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Jun. 30, 2022
EARNINGS PER SHARE |
EARNINGS PER SHARE | NOTE 4: EARNINGS PER SHARE ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Three Months Ended June 30,
​ | ​ | 2022 |  | 2021
​ | ​ | (In Thousands, Except Per Share Data)
Basic: | ​ | ​ | ​ | ​ | ​ | ​
Average common shares outstanding | ​ |  | 12,581 | ​ |  | 13,710
Net income and net income available to common stockholders |  | $ | 18,224 |  | $ | 20,114
Per common share amount |  | $ | 1.45 |  | $ | 1.47
​ | ​ | ​ | ​ | ​ | ​ | ​
Diluted: | ​ | ​ | ​ | ​ | ​ | ​
Average common shares outstanding | ​ | ​ | 12,581 | ​ | ​ | 13,710
Net effect of dilutive stock options – based on the treasury stock method using average market price | ​ | ​ | 102 | ​ | ​ | 102
Diluted common shares | ​ | ​ | 12,683 | ​ | ​ | 13,812
Net income and net income available to common stockholders |  | $ | 18,224 |  | $ | 20,114
Per common share amount |  | $ | 1.44 |  | $ | 1.46
​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Six Months Ended June 30,
​ | ​ | 2022 |  | 2021
​ | ​ | (In Thousands, Except Per Share Data)
Basic: | ​ | ​ |  |  | ​ |
Average common shares outstanding | ​ | ​ | 12,775 |  | ​ | 13,713
Net income and net income available to common stockholders | ​ | $ | 35,211 | ​ | $ | 38,982
Per common share amount | ​ | $ | 2.76 | ​ | $ | 2.84
​ | ​ | ​ | ​ | ​ | ​ | ​
Diluted: | ​ |  | ​ | ​ |  | ​
Average common shares outstanding | ​ |  | 12,775 | ​ |  | 13,713
Net effect of dilutive stock options – based on the treasury stock method using average market price | ​ |  | 108 | ​ |  | 94
Diluted common shares | ​ |  | 12,883 | ​ |  | 13,807
Net income and net income available to common stockholders | ​ | $ | 35,211 | ​ | $ | 38,982
Per common share amount | ​ | $ | 2.73 | ​ | $ | 2.82
​ Options outstanding at June 30, 2022 and 2021, to purchase 372,449 and 452,918 shares of common stock, respectively, were not included in the computation of diluted earnings per common share for each of the three month periods because the exercise prices of such options were greater than the average market prices of the common stock for the three months ended June 30, 2022 and 2021, respectively. Options outstanding at June 30, 2022 and 2021, to purchase 372,449 and 452,918 shares of common stock, respectively, were not included in the computation of diluted earnings per common share for each of the six month periods because the exercise prices of such options were greater than the average market prices of the common stock for the six months ended June 30, 2022 and 2021, respectively.

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