There is a new function is the statistic module in regards to discounts.
It is possible to show how much discount there is given in a certain timespan and also to see which user that has given the discount.

Frontpage - Statistics - Treatment statistic- choose parametes - press Show  - Money - Discounts - choose Per time or Per vet and time - choose per day, per week or per month

Per time.

Per vet per time.

If the option Per Vet and time is chosen the view will look like this, showing the week, the vet, which discount group is used and what the amount of the discount was.