The fair values of financial assets and financial liabilities by fair value hierarchy as of December 31, 2016 and 2017 are as follows:
| ① | December 31, 2016 |
| Level 1 | Level 2 | Level 3 | Total | |||||||||||||
| (in millions of Won) | ||||||||||||||||
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Financial assets |
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Available-for-sale financial assets |
￦ | 1,800,943 | — | 338,744 | 2,139,687 | |||||||||||
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Derivatives assets |
— | 137,236 | 10,346 | 147,582 | ||||||||||||
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| 1,800,943 | 137,236 | 349,090 | 2,287,269 | |||||||||||||
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Financial liabilities |
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Derivatives liabilities |
￦ | — | 122,896 | — | 122,896 | |||||||||||
| ② | December 31, 2017 |
| Level 1 | Level 2 | Level 3 | Total | |||||||||||||
| (in millions of Won) | ||||||||||||||||
|
Financial assets |
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Available-for-sale financial assets |
￦ | 1,137,662 | 17,812 | 351,419 | 1,506,893 | |||||||||||
|
Financial assets held for trading |
— | 1,970 | — | 1,970 | ||||||||||||
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Derivatives assets |
— | 68,290 | — | 68,290 | ||||||||||||
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| 1,137,662 | 88,072 | 351,419 | 1,577,153 | |||||||||||||
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Financial liabilities |
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Derivatives liabilities |
￦ | — | 155,510 | — | 155,510 | |||||||||||