Cookie statement

We use cookies and similar technologies on our website for analytical purposes. The information generated by these cookies give us insight in how visitors use our website. For this we use a self-hosted open source software tool called Piwik.

Here are the specifics:

Cookie Purpose Expiration
‘_pk_id’ cookie Is a visitor new to the site or a repeat visitor? 18 months
‘_pk_ses’ and ‘PIWIK_SESSID’ cookie Which pages were visited? 30 minutes
‘_pk_ref’ cookie From what site did the visitor come? Session