United states securities and exchange commission

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17.     Quarterly Financial Data (Unaudited)

As discussed in Note 1 “Basis of Presentation,” the Company has identified certain accounting errors that affected consolidated financial amounts that were previously presented in its earlier Forms 10-Q and 10-K for the periods below. Selected quarterly financial data for the years ended December 31, 2016 and 2015 as reported, the effect of the change, and selected quarterly financial data for the years ended December 31, 2016 and 2015 as revised, are as follows (in millions, except per share data):

(As reported)	1Q				2Q				3Q				4Q				2016
INCOME STATEMENT DATA
Commissions, fees and other revenue	$	2,787			$	2,761			$	2,740			$	3,317			$	11,605
Fiduciary investment income	5				5				6				6				22
Total revenue	2,792				2,766				2,746				3,323				11,627
Operating income	450				405				422				629				1,906
Net income	327				280				314				509				1,430
Less: Net income attributable to noncontrolling interests	12				8				7				7				34
Net income attributable to Aon shareholders	$	315			$	272			$	307			$	502			$	1,396
PER SHARE DATA
Basic net income per share attributable to Aon shareholders	$	1.16			$	1.01			$	1.15			$	1.89			$	5.21
Diluted net income per share attributable to Aon shareholders	$	1.15			$	1.01			$	1.14			$	1.87			$	5.16

(Effect of change)	1Q				2Q				3Q				4Q				2016
INCOME STATEMENT DATA
Commissions, fees and other revenue	$	13			$	34			$	14			$	(61	)		$	—
Fiduciary investment income	—				—				—				—				—
Total revenue	13				34				14				(61		)		—
Operating income	13				34				14				(61		)		—
Net income	10				28				12				(50		)		—
Less: Net income attributable to noncontrolling interests	—				—				—				—				—
Net income attributable to Aon shareholders	$	10			$	28			$	12			$	(50	)		$	—
PER SHARE DATA
Basic net income per share attributable to Aon shareholders	$	0.04			$	0.11			$	0.04			$	(0.19	)		$	—
Diluted net income per share attributable to Aon shareholders	$	0.04			$	0.10			$	0.04			$	(0.19	)		$	—