"clear democratic majority"
"Although the UK’s voted to leave the EU with a clear democratic majority of on a turnout of 72.9 per cent"
Hindsight can be wonderfully annoying :(
I find it significant that the referendum result provides a mandate for major change based on the decision of just 37.4% of the electorate.
Source data: http://www.electoralcommission.org.uk/find-information-by-subject/elections-and-referendums/upcoming-elections-and-referendums/eu-referendum/electorate-and-count-information