Constitutional Reform and Governance Bill (Money) (No. 3)

Does my hon. and learned Friend agree that it is very difficult to decide how people would have voted in any past election? However, is it not sensible to try to take the best estimate of that, rather than one that comes out of the air? The document makes it clear that, of all possible systems, the alternative vote system would have been more unfair than first past the post on every occasion.