b) Web Analysis
This website uses the open source web analysis tool Piwik in order to analyse the visitor traffic on this Internet offer. Piwik uses so-called "cookies". These are text files which are saved on your computer. The information about your use of our website generated by the cookie are sent to our own server via the Internet and stored on the server. In contrast to other common web analysis tools such as Google Analytics the data are not stored on the service provider’s web servers in third countries where they would be out of our control. We use these data to identify returning visitors and to analyse and improve the use of the website.