Use of cookies

What is a cookie?

Cookies are small text files, which are saved by your internet settings. They will be downloaded by your browser on your first visit to the website. Almost every website uses cookies. If you repeatedly visit a website using the same device and the same browser, the cookies remember, for example, your preferences and tell us how you use the site, and adjust the content in accordance with your personal interests and requirements. Depending on their function and purpose, cookies can be divided into four categories: essential cookies, analytics cookies, functional cookies, and cookies for marketing purposes.

Essential cookies…

… are needed to ensure certain features of a website can function properly. These cookies retain information on your actions, even when you navigate between the individual pages.

Analytics Cookies …

… are used to collect data relating to website usage – e.g. which pages the user visits most frequently, or whether he receives any error messages. No personal data, or any information that can be traced to real people, is saved in these cookies. The data includes the number of visitors to the site, the duration of visits to the site, and information on which sites are visited. The data is used exclusively to improve the performance of the website and therefore user experience. More information on the use of Google Analytics can be accessed via the following


Use of cookies by

This website uses Google Analytics, a web analysis service provided by Google Inc. (“Google”). Google Analytics uses so-called “cookies”, which are text files placed on your computer, to help the website analyse how users use the site. The information generated by these cookies regarding your use of this website are usually transferred to a Google server in the USA where they are also stored. If IP anonymisation is activated on this website, your IP address will be shortened by Google within the member states of the European Union or other parties to the Agreement on the European Economic Area. The full IP address will only be transferred to a Google server in the USA where it will also be shortened. Google will use this information on behalf of the operator of this site to evaluate your use of the website, for compiling reports on website activity and providing other website activity and internet related services to the website operator. The IP address transferred by your browser as part of Google Analytics shall not be merged with other data from Google. You may refuse the use of cookies by selecting the appropriate settings on your browser; however, we point out that if you do so, you may not be able to use all the functions of this website to their full extent. You can also prevent the data generated by the cookies about your use of the website (including your IP address) being released to Google and the processing of this data by Google, by downloading and installing the browser plugin available at the following link:

Cookie name Provider Description Expiry date
_ga Google.Inc The initial settings of the analystics.js database uses a cookie called _ga to save a unique user identification code (used ID), which is generated on the basis of randomly generated numbers. Once the ID has been generated, it is saved in the cookie, and sent to Google Analytics with every click or request. The ID is then used by Google Analytics servers to process user, session and operational data. 2 years
_gat Google.Inc The global _gat instrument is used to create and renew objects, from which all further action measures are derived. Based on this fact, all measures on this list should be carried out by a tracker object which has been generated by the global _gat variable. Any other action taken should be invoked by the global _gaq instrument as asynchronous tracking. 1 day

Deactivate cookies in your browser

Instructions on how to deactivate cookies in your browser can be found here:

Mozilla Firefox:

Google Chrome:

Apple Safari:

Internet Explorer:

Microsoft Edge: