Trainers Championship countdown

Question

Trainer Charlie Lister aims to retain his title at The Betfair Trainer’s Championship. The event will be hosted at Doncaster stadium, who are building up nicely to the event on March 23rd. The South Yorkshire venue are staging a host of opens in the weeks leading up to the big event so that the six competing trainers have plenty of time to accustom their runners, and shape team tactics, ahead of the shootout.

Answer 1

How close was last years competition which saw Charlie Lister win?