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Income Taxes | 9 Months Ended
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Sep. 30, 2023
Income Taxes |
Income Taxes | Note 7. Income Taxes ​ Our effective income tax rates for the third quarter and nine months ended September 30, 2023 were 23.7% and 24.2%, respectively, compared to 24.7% for the same 2022 periods. The differences between our effective income tax rates and the U.S. federal statutory rate of 21.0% were mainly due to state income taxes. ​

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