The Formula One regulations state drivers must use both types of tyre compounds during every race.
Below is the order in which each driver used his tyre compounds in the Malaysian Grand Prix, as recorded by Bridgestone:
Team Tyre choice by stint
Ferrari
Kimi Raikkonen Hard-Hard-Medium
Felipe Massa Hard-Hard-DNF
BMW Sauber
Nick Heidfeld Medium-Hard-Medium
Robert Kubica Hard-Hard-Medium
Renault
Fernando Alonso Medium-Hard-Medium
Nelson Piquet Medium-Hard-Hard
Williams
Nico Rosberg Medium-Medium-Hard
Kazuki Nakajima Medium-Medium-Hard
Red Bull Racing
David Coulthard Medium-Medium-Hard
Mark Webber Hard-Hard-Medium
Toyota
Jarno Trulli Medium-Medium-Hard
Timo Glock Medium-DNF
Scuderia Toro Rosso
Sebastien Bourdais Medium-DNF
Sebastian Vettel Medium-Medium-DNF
Honda
Jenson Button Medium-Hard-Medium
Rubens Barrichello Hard-Medium-Medium-Medium
Super Aguri
Takuma Sato Medium-Medium-Hard
Anthony Davidson Medium-Medium-Hard
Force India
Adrian Sutil Hard-DNF
Giancarlo Fisichella Medium-Hard-Hard
McLaren
Lewis Hamilton Medium-Medium-Hard
Heikki Kovalainen Medium-Hard-Medium
autosport.com