Complex sentence: Renault feared that the company's overall sales figures in Britain for 2012, would be around 51,000, barely a quarter of the record 190,000 sales in 2005.
Split into simpler sentences: Renault feared that the overall sales figures, in the United Kingdom for 2012, would be around 51,000. This is barely a quarter of the record 190,000 sales in 2005.