Assets and liabilities
  17 Selected indicators for net assets |
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| 31 Dec. 2010 | 31 March 2011 | ||
| Equity ratio | % | 28.3 | 28.8 |
| Net liquidity (–)/net debt (+) | €m | –1,382 | –1,084 |
| Net interest cover1) | 8.4 | 11.4 | |
| FFO to debt2) | % | 35.2 | 34.9 |
| 1) | In the first quarter. |
| 2) | For calculation Interim Report by the Board of Management. |