For the Three Months Ended

For the Six Months Ended

June 30,

2024

2023

2024

2023

Numerator (basic and diluted):

Net income

$

622,848

$

627,365

$

1,170,086

$

1,144,250

Denominator:

Weighted-average common shares outstanding – basic

58,679

60,817

58,849

61,324

Effect of stock options ⁽¹⁾

365

549

401

554

Weighted-average common shares outstanding – assuming dilution

59,044

61,366

59,250

61,878

Earnings per share:

Earnings per share-basic

$

10.61

$

10.32

$

19.88

$

18.66

Earnings per share-assuming dilution

$

10.55

$

10.22

$

19.75

$

18.49

Antidilutive potential common shares not included in the calculation of diluted earnings per share:

Stock options ⁽¹⁾

123

79

124

88

Weighted-average exercise price per share of antidilutive stock options ⁽¹⁾

$

968.26

$

825.99

$

947.72

$

808.19