public List <DataFileRecordModel> GetDuplicatedWorkerRecords()
 {
     return(DuplicatedRecords.Where(vr => vr.Role == "Worker").ToList());
 }
 public List <DataFileRecordModel> GetDuplicatedSupervisorRecords()
 {
     return(DuplicatedRecords.Where(vr => vr.Role == "Supervisor").ToList());
 }