I get negative improvement rates at least for BiB and vendor upgrades. I suspect everything is ordered correctly, and since improvement is negative the improvement bars are wrong and create a weird, sometimes unusable ui.
If you post a snapshot, we can take a look at this and figure out why you are getting these numbers.
Directions to create a snapshot can be found in this post:
Here’s the snapshot id: 204e97727d5e47928a959934365c8f6f
Thanks for the snapshot - I found what was going wrong. We’ll post a fix today sometime!