| Region Overview (Data reported by operating segment) (millions of euro) | 2017 | 2016 | 2015 | 2014 | 2013 |
| Revenues | |||||
| Italy | 15.015 |
14.635 | 14.743 | 15.016 | 16.152 |
| Abroad | 4.813 |
4.390 | 4.976 | 6.558 | 7.291 |
| 19.828 | 19.025 | 19.719 | 21.574 |
23.443 |
| Region Overview (Data reported by operating segment) (millions of euro) | 2017 | 2016 | 2015 | 2014 | 2013 |
| Revenues | |||||
| Italy | 15.015 |
14.635 | 14.743 | 15.016 | 16.152 |
| Abroad | 4.813 |
4.390 | 4.976 | 6.558 | 7.291 |
| 19.828 | 19.025 | 19.719 | 21.574 |
23.443 |