There's only one Quantity/Amount Break table that can be shown on collection page.
Show the Quantity Break/Amount Break table on collection pages
Step 1: From the app admin page, under Quantity Break/Amount Break (QA/QB), click Settings
Step 2: In Show QB/AB Table on pages, select Collection Page
Step 3: Click Save to apply the changes
Here's how it should be displayed on your store:
In case there are multiple rules applied to the product, the one that is applied to the current customer will be displayed.