| 2015 | 2014 | |
|---|---|---|
| Depreciation of tangible assets | 44,745 | 47,637 |
| Impairment of tangible assets | 67,010 | - |
| Amortisation of intangible assets | 2,791 | 3,008 |
| Impairment of intangible assets | 289 | - |
| Total | 114,835 | 50,645 |
Impairments of tangible and intangible assets are explained in Notes 7 and 8.