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Net Income Per Share | 6 Months Ended
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Jun. 30, 2022
Net Income Per Share |
Net Income Per Share | Note 12. Net income per share Net income per share was calculated as follows for the periods indicated below:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Three Months Ended | ​ | Six Months Ended |
​ |  | June 30, |  | June 30, |
​ |  | 2022 |  | 2021 |  | 2022 |  | 2021 |
Basic net income | ​ | $ | 161,432 | ​ | $ | 149,456 | ​ | $ | 199,424 | ​ | $ | 202,991 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average common shares outstanding | ​ | ​ | 221,660 | ​ | ​ | 220,083 | ​ | ​ | 221,493 | ​ | ​ | 219,942 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Basic net income per share | ​ | $ | 0.73 | ​ | $ | 0.68 | ​ | $ | 0.90 | ​ | $ | 0.92 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Diluted net income | ​ | $ | 161,432 | ​ | $ | 149,456 | ​ | $ | 199,424 | ​ | $ | 202,991 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average common shares outstanding | ​ | ​ | 221,660 | ​ | ​ | 220,083 | ​ | ​ | 221,493 | ​ | ​ | 219,942 | ​
Dilutive stock options and awards | ​ | ​ | 2,001 | ​ | ​ | 2,167 | ​ | ​ | 1,784 | ​ | ​ | 2,119 | ​
Weighted average shares used to compute diluted net income per share | ​ | ​ | 223,661 | ​ | ​ | 222,250 | ​ | ​ | 223,277 | ​ | ​ | 222,061 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Diluted net income per share | ​ | $ | 0.72 | ​ | $ | 0.67 | ​ | $ | 0.89 | ​ | $ | 0.91 | ​
​ The potential common shares that were excluded from the diluted net income per share computation are as follows:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Six Months Ended | ​
​ | ​ | June 30, | ​ | June 30, | ​
​ |  | 2022 |  | 2021 |  | 2022 |  | 2021 |
Outstanding stock options and awards |  | 10,767,335 | ​ | 9,283,385 | ​ | 10,901,507 | ​ | 8,982,288 |
​

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