Now, we can reveal the top 10 destinations people going in the opposite direction were headed for.
A total of 16,411 people left Portsmouth for a new life elsewhere in the UK in the same 12-month period, the Office for National Statistics figures show.
From Southampton to Brighton, here are the places draining the most people from Portsmouth.
A message from the Editor, Mark Waldron
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A total of 16,411 people left Portsmouth for a new life elsewhere in the UK in the same 12-month period, the Office for National Statistics figures show.