It’s that time of year again, the time when we ask some of our favourite statistically-inclined people for their numbers of the year. We present them to you - from falling birth rates in India to children saved by vaccines. Contributors: RukminiS, Data for India Professor Sir David Spiegelhalter, Cambridge University, Hannah Ritchie, Our World in Data. Presenter: Charlotte McDonald Producers: Lizzy McNeill and Vicky Baker Series Producer: Tom Colls Editor: Richard Vadon Sound Engineer: Donald McDonald and Rod Farquhar