Since outgoing placements in one Member State result in incoming placements in another and depend on the ever-changing labour market situations and related mobility patterns, the evaluation should focus not only on incoming or outgoing placements in individual Member States but also on aggregated figures at Union level.
Ós rud é go bhfuil socrúcháin isteach i mBallstát eile mar thoradh ar shocrúcháin amach i mBallstát amháin agus go mbraitheann siad ar staideanna na margaí saothair a bhíonn ag athrú de shíor agus ar phatrúin soghluaisteachta ghaolmhara, ba cheart do mheastóireacht díriú ní amháin ar shocrúcháin isteach nó amach i mBallstáít ar leith ach go speisialta ar fhigiúirí comhiomlánaithe ar leibhéal an Aontais.