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Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2020


	For the Three Months Ended
2020	March 31			June 30			September 30			December 31
Revenues	$	414,762		$	400,646		$	424,927		$	443,723
Income before income taxes	$	139,197		$	131,710		$	141,274		$	156,513
Net income	$	109,242		$	101,066		$	111,096		$	125,882
Basic earnings per share	$	0.73		$	0.69		$	0.76		$	0.87
Diluted earnings per share (1)	$	0.72		$	0.68		$	0.75		$	0.86

Effective income tax rate	21.5		%	23.3		%	21.4		%	19.6		%


	For the Three Months Ended
2019	March 31			June 30			September 30			December 31
Revenues	$	400,820		$	409,586		$	416,254		$	423,225
Income before income taxes	$	146,257		$	162,346		$	162,870		$	159,968
Net income	$	113,981		$	126,540		$	132,168		$	128,737
Basic earnings per share	$	0.74		$	0.83		$	0.88		$	0.86
Diluted earnings per share (1)	$	0.73		$	0.82		$	0.86		$	0.84

Effective income tax rate	22.1		%	22.1		%	18.9		%	19.5		%

(1) The sum of the individual quarterly earnings per share amounts may not agree with the annual earnings per share amount as each quarterly computation is based on the weighted average number of shares outstanding during that period.