This month uncertainty grows over which is more important – control over immigration, or access to free trade with the EU.

Agree: 45%(-1)
Disagree: 40%(-1)
Don’t know 15% (+2)

Download the full tables here, and the charts here.

Look back at last month’s tracker here.


N=2,000 interviews conducted among a representative sample of the UK adult population May 4th to 7th 2018. Questions have been asked over the first weekend of each month since November 2016. The statistical margin of error at the 95% confidence level is + 2.2%.