How do I calculate the proportion of aspects (north, east, west, south) in a polygon in either QGIS or ArcGIS?

I have a vector layer with the determined polygons and a raster layer that is a cutout of a DEM with calculated aspects. I have tried to use "zonal statistics" in QGIS, but then it only calculates...

27 September 2022 4,558 3 View