Motoring numbers

334,800: The total number of Citroens which were built outside France last year. The company also produced an additional 1,071,300 models at factories in its home country.

8,250: The maximum rpm of the 4.2-litre V8 engine fitted to Audi's storming new R8 supercar.

43.5: Amount, in billions of pounds, that motorists across the UK contribute to the Treasury, according to the RAC Foundation.

30: Number of locations needed to film Ford's high-definition TV ad for the new Mondeo. It was the biggest ad shoot ever in London.