| 27. | Financial Income and Costs |
Details of financial income for the years ended December 31, 2015, 2016 and 2017, are as follows:
| (In millions of Korean won) | 2015 | 2016 | 2017 | |||||||||
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Interest income |
￦ | 70,035 | ￦ | 115,686 | ￦ | 93,078 | ||||||
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Gain on foreign currency transactions |
18,766 | 24,915 | 79,653 | |||||||||
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Gain on foreign currency translation |
11,280 | 12,165 | 225,580 | |||||||||
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Gain on settlement of derivatives |
368 | 8,515 | — | |||||||||
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Gain on valuation of derivatives |
141,512 | 109,436 | 57 | |||||||||
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Others |
30,899 | 25,422 | 7,960 | |||||||||
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Total |
￦ | 272,860 | ￦ | 296,139 | ￦ | 406,328 | ||||||
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Details of financial expenses for the years ended December 31, 2015, 2016 and 2017, are as follows:
| (In millions of Korean won) | 2015 | 2016 | 2017 | |||||||||
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Interest expenses |
￦ | 385,925 | ￦ | 337,219 | ￦ | 302,464 | ||||||
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Loss on foreign currency transactions |
42,831 | 37,936 | 40,303 | |||||||||
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Loss on foreign currency translation |
175,613 | 121,949 | 12,239 | |||||||||
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Loss on settlement of derivatives |
6,280 | 632 | 58,569 | |||||||||
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Loss on valuation of derivatives |
1,733 | 138 | 209,582 | |||||||||
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Loss on disposal of trade receivables |
2,539 | 15,838 | 20,355 | |||||||||
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Impairment loss on available-for-sale financial assets |
1,805 | 966 | 9 | |||||||||
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Others |
28,605 | 409 | 1,010 | |||||||||
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| ￦ | 645,331 | ￦ | 515,087 | ￦ | 644,531 | |||||||
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