Every access to our website and each retrieval of a file on this website is logged. Data is stored for internal system-related and statistical purposes only. The following information is stored: Name of the retrieved file, date and time of the retrieval, amount of data transmitted, information about successful retrieval, Internet browser and requesting domain. In addition, the IP addresses of the requesting PCs are logged. Additional personal data is only collected if the user of the website and/or customer provides information voluntarily, e.g. as part of an inquiry or registration or for the conclusion of a contract or via browser settings.