Stock Trend
| Cash price in Euro | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |
| Ordinary shares | Price at close of year | 4.90 | 7.30 | 12.10 | 24.45 | 29.96 | 38.00 | 54.56 |
| Highest rate | 14.57 | 8.50 | 13.85 | 30.40 | 39.40 | 42.25 | 67.00 | |
| Lowest rate | 4.83 | 3.18 | 7.16 | 11.78 | 24.00 | 31.38 | 30.00 | |
| Preference Shares | Price at close of year | 3.07 | 4.95 | 9.58 | 22.30 | 22.17 | 34.40 | 45.77 |
| Highest rate | 13.75 | 6.80 | 11.45 | 26.00 | 30.10 | 39.09 | 64.00 | |
| Lowest rate | 2.95 | 2.75 | 5.03 | 9.17 | 19.61 | 22.50 | 25.41 | |
