Thanks for the updates @xvoel ! It makes sense that localized use of numbers will differ and that k may not make sense. I’ve added a comment on the ticket that came out of the other thread which I hope accurately captures your issue.
We do not recommend making ad hoc changes to the CHT core and putting it into production, but if you would like to experiment in a local development setup with making changes the CSS on the reports page, there’s a write up on how to do this.