It was claimed to be 22 in Norway so far 2016 and 11 in Malmö. (According to media).
(Also, I didn't misspell. Please be careful when quoting.)
>> A lot of different things could lead to fifteen murders in a year, one person who doesn't like refugees could do it.
According to an imam from the Malmö suburbs, it is an internal problem to the suburbs. Do you have other references?
http://www.svt.se/nyheter/lokalt/skane/malmo-imamens-uppmani...