I haven’t looked at this data, but there are some general caveats:
• immigrants in Germany are a younger demographic; if you compare young Germans with young immigrants, many crime rate anomalies vanish, because they’re the result of German pensioners not being into violent crime, and few old immigrants to balance that
• racial profiling means immigrants are more likely to be suspects (and more likely to be convicted) than the actual crime rate
When the absolute numbers are low ... Read even more