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Net Financial Operating Income | 12 Months Ended
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Dec. 31, 2018
Net Financial Operating Income |
Net Financial Operating Income | 32. Net Financial Operating Income: The gain (losses) from trading and brokerage activities for the years ended December 31, 2016, 2017 and 2018 is detailed as follows:
|  | 2016 |  | 2017 |  | 2018
|  | MCh$ |  | MCh$ |  | MCh$
Income on trading securities |  | 42,415 |  | 46,207 |  | 42,605
Gain (loss) from mark to market |  | 9,554 |  | 4,435 |  | 8,038
Financial assets held-for-trading |  | 51,969 |  | 50,642 |  | 50,643
Sale of financial assets at fair value through other comprehensive income |  | 65,320 |  | 6,514 |  | 1,118
Sale of loan portfolio |  | 4,930 |  | 2,063 |  | 267
Net (loss) gain of other transactions |  | 752 |  | 233 |  | 384
Derivative instruments |  | 5,604 |  | (89,113) |  | 64,730
Total |  | 128,575 |  | (29,661) |  | 117,142

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