| Period |
| | 2017 | 2018 | 2019 |
(+) | Sales | 1 240 320 | 1 338 685 | 1 266 930 |
(+) | Other operating income | 41 824 | 62 262 | 46 059 |
(-) | Material charges | 707 332 | 790 681 | 743 076 |
(-) | Staff costs | 377 396 | 392 618 | 393 988 |
(-) | Deprication of fixed assets | 93 828 | 88 112 | 100 123 |
(-) | Other expenses | 11 686 | 43 346 | 22 477 |
(=) | Operational profit / loss before tax | 91 902 | 86 190 | 53 325 |
(+) | Financial income | 18 620 | 18 055 | 21 588 |
(-) | Other financial expenses | 20 841 | 20 295 | 13 175 |
(-) | Interests payable | 0 | 0 | 0 |
(=) | Financial profit / loss before tax | - 2 221 | - 2 240 | 8 383 |
(=) | Profit / Loss on ordinary activities | 89 682 | 83 950 | 61 708 |
(+) | Extraordinary income | 0 | 0 | 0 |
(-) | Extraordinary expenses | 0 | 0 | 0 |
(=) | Extraordinary profit / loss | 0 | 0 | 0 |
(=) | Total profit / loss before tax | 89 682 | 83 950 | 61 708 |
(-) | Tax on profit | 21 149 | 20 185 | 15 120 |
(=) | Total profit / loss after tax | 68 533 | 63 765 | 46 588 |
(-) | Other use of profit | 0 | 0 | 0 |
(=) | Profit / Loss | 68 533 | 63 765 | 46 588 |