[lsd5you]

In the UK 60%+ of people have consistently supported reducing immigration, over decades.

It's more correct to think that when 60% of the elites support something change occurs.

[throwaway2245]

a) Recent polling suggests that this figure has dropped from 60%+ to now more like 25%, and,

b) Immigration levels were constrained by being a member of the EU; which the UK has now consequently left.