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Depreciation, Amortization and Impairment | 12 Months Ended
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Dec. 31, 2018
Depreciation, Amortization and Impairment |
Depreciation, Amortization and Impairment | 37. Depreciation, Amortization and Impairment: (a) Amounts charged to income for depreciation and amortization during the year ended December 31, 2016, 2017 and 2018 are detailed as follows:
|  | 2016 |  | 2017 |  | 2018
|  | MCh$ |  | MCh$ |  | MCh$
Depreciation and amortization |  |  |  |  |  |
Depreciation of property and equipment (Note No.16a and Note No. 17) |  | 24,694 |  | 26,176 |  | 27,185
Amortization of intangibles assets (Note No.15a) |  | 10,881 |  | 11,360 |  | 10,496
Total |  | 35,575 |  | 37,536 |  | 37,681
(b) As of December 31, 2016, 2017 and 2018, the impairment loss is detailed as follows:
|  | 2016 |  | 2017 |  | 2018
|  | MCh$ |  | MCh$ |  | MCh$
Impairment loss |  |  |  |  |  |
(Gain) loss on debt instruments at fair value through OCI |  | — |  | — |  | (1,552)
Impairment loss on property and equipment (Note No.16a) |  | 274 |  | 166 |  | 334
Impairment loss on intangibles assets (Note No.15a) |  | — |  | — |  | ―
Total |  | 274 |  | 166 |  | (1,218)

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