Key figures comparison
Operating return
| 2011 | 2010 | 2009 | 2008 | 2007 | |
|---|---|---|---|---|---|
| Net yield investment real estate (%) | 5.1 | 5.1 | 5.2 | 5.2 | 5.2 |
| Operating margin Projects & Development division (%) | 51.8 | 54.7 | 40.5 | 42.2 | 41.6 |
| Average interest rate on financial liabilities (%) | 2.30 | 2.59 | 2.56 | 2.79 | 2.81 |
| Average duration of financial liabilities (months) | 51 | 46 | 36 | 44 | 48 |
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