Our revenues from third party payers, the uninsured and other for the quarters and six months ended June 30, 2017 and 2016 are summarized in the following table (dollars in millions):


	Quarter
	2017			Ratio			2016			Ratio
Medicare	$	2,321			21.6	%	$	2,217			21.5	%
Managed Medicare		1,187			11.1			1,078			10.4
Medicaid		453			4.2			416			4.0
Managed Medicaid		575			5.4			608			5.9
Managed care and other insurers		6,106			56.9			5,759			55.8
International (managed care and other insurers)		269			2.5			324			3.1

		10,911			101.7			10,402			100.7
Uninsured		519			4.8			225			2.2
Other		376			3.5			454			4.4

Revenues before provision for doubtful accounts		11,806			110.0			11,081			107.3
Provision for doubtful accounts		(1,073	)		(10.0	)		(762	)		(7.3	)

Revenues	$	10,733			100.0	%	$	10,319			100.0	%


	Six Months
	2017			Ratio			2016			Ratio
Medicare	$	4,726			22.1	%	$	4,483			21.8	%
Managed Medicare		2,390			11.2			2,182			10.6
Medicaid		826			3.9			843			4.1
Managed Medicaid		1,216			5.7			1,205			5.9
Managed care and other insurers		12,032			56.3			11,461			55.7
International (managed care and other insurers)		538			2.5			641			3.1

		21,728			101.7			20,815			101.2
Uninsured		744			3.5			414			2.0
Other		717			3.4			902			4.4

Revenues before provision for doubtful accounts		23,189			108.6			22,131			107.6
Provision for doubtful accounts		(1,833	)		(8.6	)		(1,552	)		(7.6	)

Revenues	$	21,356			100.0	%	$	20,579			100.0	%