Original sentence: Mansell was crowned Formula One Drivers' Champion early in the season at the Hungarian Grand Prix, where his second place finish clinched the Drivers' Championship, securing the title in the fewest number of Grands Prix since the 16-race season format started
Edited sentence: Mansell was crowned Formula One Drivers' Champion early in the season at the Hungarian Grand Prix, where his second place finish clinched the Drivers' Championship, securing the title in the least number of Grands Prix since the 16-race season format started