An unclassified Danish Security Service (PET) Center for Terror Analysis has published:
...a 6-page unclassified intelligence threat assessment on the danger posed by foreign fighters currently operating in Syria with various militant groups, especially ISIS.

The report discloses that more than 100 Danes are currently believed to be fighting with these militant groups in Syria, and that 15 have been killed. The report also notes that a small but growing number of Danes are now leaving home to fight with ISIS in Iraq.

Link:https://www.pet.dk/English/Centerfor...nFINALpdf.ashx