Segment Information (Tables)

Segment information as of and for the year ended December 31, 2014, follows ($ in millions):



	Managed Care		Specialty Services		Eliminations			Consolidated Total
Premium and service revenues from external customers	$	13,886	$	1,781	$	—		$	15,667
Premium and service revenues from internal customers	60		3,019		(3,079		)	—
Total premium and service revenues	13,946		4,800		(3,079		)	15,667
Earnings from operations	353		111		—			464
Total assets	4,620		1,118		—			5,738

Segment information as of and for the year ended December 31, 2013, follows ($ in millions):



	Managed Care		Specialty Services		Eliminations			Consolidated Total
Premium and service revenues from external customers	$	9,741	$	785	$	—		$	10,526
Premium and service revenues from internal customers	41		2,147		(2,188		)	—
Total premium and service revenues	9,782		2,932		(2,188		)	10,526
Earnings from operations	198		79		—			277
Total assets	2,817		596		—			3,413

Segment information as of and for the year ended December 31, 2012, follows ($ in millions):



	Managed Care		Specialty Services		Eliminations			Consolidated Total
Premium and service revenues from external customers	$	7,125	$	557	$	—		$	7,682
Premium and service revenues from internal customers	87		1,550		(1,637		)	—
Total premium and service revenues	7,212		2,107		(1,637		)	7,682
Earnings from operations	63		45		—			108
Total assets	2,164		371		—			2,535

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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