This page can be called with parameter only=at, only=de or any other country / continent code (eu, na, sa, af, as, au, oc) e.g. only=eu.
This page can be called with parameter segment=Segment_F.
This page can be called with parameter bold_company_names=true or bold_company_names=false.
This page must be called with parameter column=1, column=2 or column=false.