As can be seen in [attachment:skipped-labels-vertical-bars.png], there is enough screen space to display all labels.
The number of skipped labels (6) is not arbitrary.
This is a feature developed for line graphs where it makes sense such as [attachment:skipped-labels-line-graphs.png].
In b1a3529011a5460452f77e1a5fd722a8f13f770f: fixes #3875
+1 for this UX fix that will make all these emails just a little bit more useful!