Merck & Co. Inc. | 2013 | FY | 3


The following amounts were reflected as components of OCI:
 
Pension Plans
 
Other Postretirement
Benefit Plans
Years Ended December 31
2013
 
2012
 
2011
 
2013
 
2012
 
2011
Net gain (loss) arising during the period
$
3,189

 
$
(1,907
)
 
$
(1,628
)
 
$
499

 
$
(24
)
 
$
106

Prior service credit (cost) arising during the period
203

 
(13
)
 
783

 
26

 
78

 
133

 
$
3,392

 
$
(1,920
)
 
$
(845
)
 
$
525

 
$
54

 
$
239

Net loss amortization included in benefit cost
$
407

 
$
256

 
$
196

 
$
23

 
$
31

 
$
38

Prior service (credit) cost amortization included in benefit cost
(71
)
 
(71
)
 
5

 
(73
)
 
(66
)
 
(55
)
 
$
336

 
$
185

 
$
201

 
$
(50
)
 
$
(35
)
 
$
(17
)

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