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› Basic financial ratios
| Basic financial ratios | 2011 | 2010 | 2009 | 2008 | 2007 |
| Return on sales (net profit / net sales revenues) | 4,5% | 4,5% | 1,8% | 0,4% | 3,3% |
| Current ratio (current assets / current liabilities) | 2,84% | 1,76 | 2,31 | 1,79 | 1,66 |
| Total debt ratio (total liabilities / total assets) | 28,8% | 41,4% | 39,7% | 37,9% | 49,2% |
| Return on assets (ROA) (net profit / total assets) | 7,0% | 8,5% | 2,6% | 0,8% | 6,2% |
