In pictures: Career highs of sports personality of the year Mark Cavendish

Mark Cavendish celebrates after crossing the finishing line to win the UCI Road Race World Championships in Copenhagen in September 2011 - the first time since 1965 that the competition had been won by a British man. Cavendish, who also won the green jersey for the best sprinter at the Tour de France this year, has finished 2011 on a high by being named the BBC's sports personality of the year.