Table to get the grade rules in progression rules page

Summary:

We are developing the Grade Ladder report in that we need to display the "Step Rules"(under the Progression Rules Page) as one of the columns. We couldn't find the table that has this data.
Attached is a screenshot for the reference.

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):