That graph is missing Neymar as well. I wouldn't put too much faith in it.
https://pbs.twimg.com/media/DuvpLJkW4AEG_31.jpg:large
This one has Neymar+Mbappe and so on. Seems to be more accurate. Dembele's 5th after Messi, Neymar, Hazard, and Saint-Max