The following frequently asked questions regarding the Employee Demographics feature can be a useful reference when you have your own questions about the functionality.
How is seniority computed on the Employee Demographics Report if the employee has more than one history at the agency?
If the employee has been employed at the agency more than once, the employee demographics report computes seniority based on their first start date.
https://demodb.footholdtechnology.com/help/?11029
How is seniority computed on the Employee Demographics Report if the employee has more than one history at the agency?