Christopher Kempf, the new statistical analyst of the PDC, looks at the stats behind some of the biggest upsets of 2017.

DARYL GURNEY claimed his first televised title with glory at the Unibet World Grand Prix.

SIMON WHITLOCK & Daryl Gurney won through to the Unibet World Grand Prix final in Dublin.

EMOTIONAL Daryl Gurney claimed a Unibet World Grand Prix semi-final spot in a sudden-death thriller on Thursday.

PETER WRIGHT moved into his first quarter-final at the Unibet World Grand Prix with a 3-1 win over Mervyn King.

RAYMOND VAN BARNEVELD marched into the Unibet World Grand Prix quarter-finals with a defeat of Steve Beaton.

PETER WRIGHT and Simon Whitlock both snatched victory from the jaws of defeat in Monday's first round ties.

JOHN HENDERSON has hailed his defeat of Michael van Gerwen as the "best win" of his career.

REFRESHED James Wade is aiming to challenge for a return to the world's top ten during the autumn of 2017.

GARY ANDERSON has withdrawn from the Unibet World Grand Prix and will be replaced in the field by Mark Webster.