Fixed-term Parliaments Bill

The Minister confirmed a moment ago—I am grateful to him—when he spoke about opinions that none of the three surveys asked the people what they thought about the precise length of term. Can he say why it is—he did not address this in his remarks—that the experts, I think without exception but certainly the vast bulk of them, who came to the Select Committee spoke in favour of four not five years, and none of them supported five. Why is that?