Richard, your suggestion would be to keep the same colours but put space between the smaller bonuses? Here's the update (along with some changes suggested by OP):
As for how fast it was, no, I have absolutely nothing better to do. True story
. Bored out of my mind. Ive been working on a large map of Turkey for almost a week now, and its starting to feel like I'm not getting anywhere, so I GLADLY welcome the distraction.