What if... Robert Kubica had never been injured?

The tale of Robert Kubica is one of the saddest in F1's recent history. Supremely talented, the Pole appeared to be destined for greater things at the start of the current decade, only for a rally crash on the eve of the 2011 season to leave him with a partially severed right arm.

As Robert Kubica returns to an official test session for the first time since February 2011, ESPN looks at how much F1 has changed since his injury and the key stats which have defined the years without him in the sport.

His F1 career appeared to be over until the story took a remarkable twist in recent months. The Polish driver has been thrust back into contention for a race seat, with two private tests for Renault…