Details of the net defined benefit liabilities as of December 31, 2016 and 2017, are as follows:
| 2016 | 2017 | |||||||
| (In millions of Korean won) | ||||||||
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Present value of defined benefit obligation |
￦ | 1,576,003 | ￦ | 1,841,991 | ||||
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Fair value of plan assets |
(1,479,704 | ) | (1,688,183 | ) | ||||
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Net defined benefit liabilities |
￦ | 96,299 | ￦ | 153,808 | ||||
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