Data Merge indesign bar Graphs via excell percentages

Hello friends, question for a champion or a champion in data merge:
I have text and image variable data to do, no worries for me but I have an excel column where there are

figures in euros which variation that I have to translate on indesign in the form of a color bar like graphs horizontal bar from 0 to 100%.... I can't find it and I'm blocked.. What do you think ? At the same time I have the whole weekend to look for .. snif ..