These 4 charts show why a Brexit is highly likely

Britons get to vote on whether the UK will leave the European Union - dubbed a Brexit - on June 23, and no one is sure how the vote is going to go.

In fact, Business Insider pointed out a number of times how the range of polls on the EU referendum are rather unreliable because of the number of variants that come into play when they are conducted.

However, according to Sonali Punhani and her team at Credit Suisse in a research note published this week, when you look at the overall trend of the polls, rather than individual ones that pop up here and there, it gives a clearer view on how the electorate is looking at the moment.

And what does it look like? - that a Brexit is a lot more likely that you would think.

Here are the four charts: