I'm going with this, in the absence of any other definitive answers.
Thanks.
( Aardvark and so at last, I understood, Thu 17 Oct 2024, 13:16, archived)

Afternoon is almost over when most people finish work
Which is 5pm. Give half an hour to get home and sit down, then let the evening begin.
( Smash Monkey 2 The damp spastic, Thu 17 Oct 2024, 13:27, archived)