| AIR Control Tower | J.P. Morgan Securities plc |
| AllianceBernstein Ltd. | Dr. Kalliwoda Research GmbH |
| Alpha Value | Kepler Cheuvreux (Germany) |
| Bankhaus Lampe KG | Landesbank Baden-Wurttemberg |
| Bank of America Global Research | Liberum Limited |
| Barclays Capital | Stifel |
| Citi Investment Research (Europe) | Metzler Equity Research |
| Davy Stockbrokers | Morgan Stanley |
| Deutsche Bank AG London | Norddeutsche Landesbank Girozentrale |
| DZ Bank AG | Oddo Securities |
| Exane BNP Paribas (UK) | Redburn (Europe) Limited |
| Goldman Sachs International | Societe Generale |
| HSBC Bank Plc | UBS |
| Independent Research GmbH |
