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Income Taxes
6 Months Ended
Jun. 30, 2022
Income Taxes  
Income Taxes

Note 8.  Income Taxes

Our effective income tax rate for each of the second quarter and six months ended June 30, 2022 was 24.7%, compared to 25.6% and 25.5% in the comparable 2021 periods, respectively. 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, partially offset by the effects of company-owned life insurance policies.