Option #1: Run the Discount report located within Sales.

Option #2: To see additional information that this report provides, build a Sales Order query:

Begin your query:
  1. Navigate to Analysis, then click on Information Library
  2. Click Add an ad-hoc query
  3. Select source view of Sales Orders, then click OK

Add fields to Include records where:
  1. From the middle column, drag Sales method type into Include records where. Set Equal to Daily Sales.
  2. From the middle column, drag Transaction date into Include records where. Set Equal to the date range you want to review.
  3. In the left column, expand Sales Order Item. From the middle, drag Number of discounted items to Greater than 0.
  4. To exclude refunded orders: In the left column, select Sales Orders. From the middle, drag Refund status text into Include records where. Set equal to Not refunded.

Add fields to Results fields to display:
  1. In the left column, select Sales Orders. From the middle column, drag Transaction date into Results fields to display.
  2. From the same middle column, drag Discount name into Results fields to display.
  3. Within Results fields to display, select Lookup ID and press the Sigma button to COUNT.