Here is a link to the updated list (with a few years of history).
http://1drv.ms/1lkIENq
Some changes:
Gold to Platinum
Earl Bamber
Joao Barbosa
Tom Blomqvist
Max Buhk
Max Goetz
Christopher Mies
Harry Tincknell
Platinum to Gold
Marco Apicella
Adrian Fernandez
Marc Goossens
Johnny Mowlem
Kuno Wittmer
Silver to Gold
Vincent Abril
Sebastian Asch
Katsumasa Chiyo
Andrew Davis
Tom Dillman
Mario Farnbacher
Adderley Fong
Billy Johnson
Cameron Lawrence
Luca Ludwig
Michael Meadows
Wolfgang Reip
Alex Riberas
Jeff Segal
Mark Shulzhiskiy
Jonathan Summerton
Nick Yelloly
Adrian Zaugg
New gold
Antonio Giovinazzi
Jazeman Jaafar
Vito Postiglione
David Reynolds
Mark Winterbottom
Gold to Silver
Terry Borcheller
Dean Fiore
Ben Hanley
Katherine Legge
Maurizio Mediani
Ilya Melnikov
Giacomo Piccini
Andy Pilgrim
Sylvain Tremblay
I was going to write some comments but I'm too tired.