
| 2011 | 2012 | 2013 | |
|---|---|---|---|
| 1Operating profit in per cent of operating income. | |||
| 2Operating result before tax in per cent of operating income. | |||
| 3Operating result before tax + interest expense in per cent of total equity and liabilities at 31 December. | |||
| 4Operating result in per cent of total equity at 31 December. | |||
| 5Equity in per cent of total equity and liabilities at 31 December. | |||
| 6Current assets at 31 December in proportion to short-term liabilities at 31 December. | |||
| Operating profit margin1 | 13.3 | 12.5 | 12.0 |
| Operating margin2 | 15.3 | 17.5 | 14.3 |
| Return on total assets3 | 9.2 | 10.2 | 8.1 |
| Return on equity4 | 9.3 | 12.5 | 8.8 |
| Equity ratio5 | 41.4 | 41.2 | 44.7 |
| Current ratio6 | 1.16 | 1.09 | 1.18 |
| Number of enterprises | 205 500 | 210 433 | 210 257 |