When you say half, you refer about those who actually went to the polls.
Because most eligible voters decided that PoLiTiCs iS fOR wAnKeRs and went to the pub instead, then woke up the following day in a new world that they directly helped create, as the Brexit idiots were motivated (out of ignorance and ease of manipulation), so not voting was effectively counted against Bremain.
When you say half, you refer about those who actually went to the polls.
Because most eligible voters decided that PoLiTiCs iS fOR wAnKeRs and went to the pub instead, then woke up the following day in a new world that they directly helped create, as the Brexit idiots were motivated (out of ignorance and ease of manipulation), so not voting was effectively counted against Bremain.