The Scatterplot diagram below shows only the data for the Aberdeen City Council and its six comparator councils. These were chosen as they are local authorities having both a local population and council FTE size within +/- 25% of that of Aberdeen.
So the clustering is understandable – but the the variation of team sizes, reflected in the bubble size is remarkable. Watch out for Falkirk and South Tyneside whose bubbles are almost exactly aligned. if you can’t see one or other trying refreshing the page (F5) as a jitter function moves the dots around a little.