Were there really Three Wise Men?

The surprising things we learn when we count everyone - a tour of the UK census through time.

We also figure out just how many parking officers there are versus soldiers in the British army.

Who really does all the housework? Plus - 20 years of ‘Freakonomics’ with Stephen Dubner.

And finally - were there really three wise men who visited baby Jesus? And were they kings as the Christmas hymn would lead us to believe?

Presenter: Tim Harford

Reporter: Lizzy McNeil

Producers: Charlotte McDonald, Nathan Gower and Katie Solleveld

Production Coordinator: Maria Ogundele

Sound Mix: Neil Churchill

Editor: Richard Vadon