SAP GRC case start date and due date location in tables

Does anyone know in which table are stored a test control effectiveness planner case start date and due date in SAP GRC?

(Become an Expert in SAP GRC With SAP GRC Training)

The CREATE_TIME of the SCMG_T_CASE_ATTR table refers to the moment that this form is filled and the plan activated, not to the control start date.

The DUE_DATE of the GRPCCASETL table is not always filled. It shows 00000000 many times.

Does anybody know in which table are the two dates in the red square stored?