Merck & Co. Inc.
| 2013 | FY |
The health care cost trend rate assumptions for other postretirement benefit plans are as follows:
December 31
2013
2012
Health care cost trend rate assumed for next year
7.1
%
7.5
%
Rate to which the cost trend rate is assumed to decline
4.6
%
5.0
%
Year that the trend rate reaches the ultimate trend rate
2027
2018
us-gaap:ScheduleOfHealthCareCostTrendRatesTableTextBlock
