| in € mill | 2007 | 2006 | 2005 | |||
| Revenues | 51.5 | 52.1 | 45.0 | |||
| Annual growth | -1% | 16% | -14% | |||
| Gross result | 25.3 | 27.3 | 22.2 | |||
| Gross margin | 49% | 52% | 49% | |||
| EBITDA | 9.6 | 11.8 | 8.9 | |||
| EBIT | 2.4 | 5.5 | 4.1 | |||
| EBT | 1.8 | 4.9 | 3.6 | |||
| Number of shares | 3.5 mill. | 3.5 mill. | 3.5 mill. | |||
| Result per share | 0.31 € | 0.85 € | 0.68 € | |||
| R&D margin | 13% | 14% | 18% | |||