Wrong Values On CMP_ASG_SALARY_V

Summary:

our Requirement is to fetch compensation zone data from Compensation Screen.
I followed below steps
Step1)
Compensation value exists in Compensation Screen
Navigation for Compensation Screen

1. Login to HCM Application and Search for person number
2. Click on Show More (Left Side)
3. Click on Compensation tab
4. Compensation Screen will be displayed
   Step2)
   ZONE_NAME is displaying null from below SQL Query
   select PERSON_ID,ASSIGNMENT_ID,ZONE_NAME,ZONE_TYPE_NAME,ZONE_ID,ZONE_TYPE_ID
   from CMP_ASG_SALARY_V
   where person_id in ( select person_id from per_all_people_f papf where person_number ='995029')
   Step3)