The Purchase Requisition Status selection criteria can be used to limit which statuses to include in the output.  The Select all option allows you to toggle between having all options selected / unselected.

Note: The Pending Review check box will display if one of the following properties is enabled:

Require Manager Review - Purchase Requisition (approval_process.manager.review.purchase_requisition)

Require Project Approver Review - Purchase Requisition (approval_process.project_approver.review.purchase_requisition)

Require Customer Review - Purchase Requisition (approval_process.customer.review.purchase_requisition)