The instructions on this page were different in the following release(s):
3.80

Item 5.7e Placement start date <EntryDate>

If an establishment has both a Rank 1 and Rank 2 Placement Rank History record during the collection year then this is reported as two separate placements in <PlacementDetail>. The <EntryDate> for each <PlacementDetail> is taken from the Placement Rank History Start Date recorded against the Base.