United states securities and exchange commission

(1)	Reclassifications from this category included in Accumulated other comprehensive loss are recorded in Other income

(2)	Reclassifications from this category included in Accumulated other comprehensive loss are recorded in Compensation and benefits

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10.     Employee Benefits

Defined Contribution Savings Plans

Aon maintains defined contribution savings plans for the benefit of its U.S., U.K., Netherlands and Canada employees. The expense recognized for these plans is included in Compensation and benefits in the Consolidated Statements of Income, as follows (in millions):

Years ended December 31	2016				2015				2014
U.S.	$	142			$	133			$	123
U.K.	43				42				42
Netherlands and Canada	27				25				30
Total	$	212			$	200			$	195

Pension and Other Post-retirement Benefits

The Company sponsors defined benefit pension and post-retirement health and welfare plans that provide retirement, medical, and life insurance benefits. The post-retirement healthcare plans are contributory, with retiree contributions adjusted annually, and the life insurance and pension plans are generally noncontributory. The significant U.S., U.K., Netherlands and Canadian pension plans are closed to new entrants.

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Pension Plans

The following tables provide a reconciliation of the changes in the projected benefit obligations and fair value of assets for the years ended December 31, 2016 and 2015 and a statement of the funded status as of December 31, 2016 and 2015 , for the material U.K. plans, U.S. plans and other major plans, which are located in the Netherlands and Canada. These plans represent approximately 92% of the Company’s projected benefit obligations.

	U.K.								U.S.								Other
(millions)	2016				2015				2016				2015				2016				2015
Change in projected benefit obligation
At January 1	$	4,985			$	5,529			$	3,160			$	3,350			$	1,177			$	1,399
Service cost	—				1				—				—				—				—
Interest cost	158				198				111				131				29				33
Plan amendment	(20		)		27				—				—				—				(10		)
Settlements	(159		)		—				(281		)		—				—				—
Plan transfer and acquisitions	—				(2		)		—				(18		)		—				—
Actuarial loss (gain)	32				(83		)		(43		)		(25		)		(7		)		24
Benefit payments	(242		)		(217		)		(139		)		(133		)		(39		)		(38		)
Change in discount rate	1,079				(247		)		100				(145		)		100				(66		)
Foreign currency impact	(959		)		(221		)		—				—				(33		)		(165		)
At December 31	$	4,874			$	4,985			$	2,908			$	3,160			$	1,227			$	1,177
Accumulated benefit obligation at end of year	$	4,874			$	4,985			$	2,908			$	3,160			$	1,191			$	1,135
Change in fair value of plan assets
At January 1	$	5,903			$	6,224			$	1,951			$	2,036			$	1,019			$	1,161
Actual return on plan assets	1,233				91				116				(60		)		111				8
Employer contributions	67				65