One ordinary General Meeting and four Supervisory Board meetings were held in 2012. Three meetings of the Audit Committee were also held. The financial statement and consolidated financial statements auditor, PwC Wirtschaftsprüfung GmbH Wirtschaftsprüfungs- und Steuerberatungsgesellschaft (PwC), attended all three Audit Committee meetings and the Supervisory Board meeting dealing with the auditing of the annual financial statements and consolidated financial statements and formal approval of the annual financial statements, as well as the General Meeting. During a meeting of the Audit Committee, the members of the committee consulted with the (consolidated) financial statements auditor concerning specification of two-way communications without the presence of the Managing Board. The Committee for Urgent Matters held no meetings in 2012 and was not contacted in writing with regard to any matters. The Strategy Committee also did not hold any meetings in 2012.

Two meetings of the Committee for Managing Board Matters were held in 2012. No member of the Supervisory Board attended fewer than half of the Supervisory Board meetings.