| Half-year financial report / Non consolidated | 1H 2013 | 1H 2014 | 1H 2015 | 1H 2016 | 1H 2017 |
| Net revenues from sales of products, goods and materials | 1 490 123 | 1 810 763 | 1 918 709 | 2 188 128 | 2 441 995 |
| Profit (loss) on operating activities | 164 226 | 214 403 | 35 257 | -3 344 | 3 884 |
| Net profit (loss) | 120 481 | 193 959 | 135 618 | 96 145 | 7 640 |
| Amortisation | 40 082 | 53 095 | 61 972 | 74 309 | 78 823 |
| Total assets | 2 209 063 | 2 729 549 | 3 115 672 | 3 610 256 | 3 791 712 |
| Equity | 1 163 234 | 1 473 219 | 1 646 461 | 1 900 757 | 2 034 947 |
| Weighted average number of ordinary shares | 1 809 725 | 1 809 725 | 1 812 145 | 1 816 049 | 1 820 313 |
| Profit (loss) per ordinary share | 66.6 | 107.2 | 74.8 | 52.9 | 4.3 |
| Book value per ordinary share | 642.8 | 814.1 | 908.6 | 1 046.6 | 1 117.9 |
| Declared or paid dividends per ordinary share | 85.1 | 814.1 | 32.0 | 33.0 | 35.7 |
