Tim Harford and the More or Less team try to make sense of the statistics which surround us. From BBC Radio 4
http://www.bbc.co.uk/programmes/p02nrss1
WS MoreOrLess: Numbers of the Year part 3.
What is the most important number in the world? Robert Peston tells us and Helen Joyce and Dr Hannah Fry choose their most memorable numbers from 2014. This programme was first broadcast on the BBC World Service.