According to Hometrack, the property information service, privately rented property now makes up 26% of London's housing stock, compared with 15% ten years ago.

ECONOMIST: Housing

Last year the number of Apple products stolen in New York was 13, 233 compared with just 86 ten years ago, Commissioner Ray Kelly said in a speech.

FORBES: Apple Is The Cause Of NYC's Rising Crime Rate

Malcolm Grant, provost of University College, says that around 35% of its 25, 000 students are foreign, compared with around 23% ten years ago.

ECONOMIST: Move over, Brits

Patients now pay directly for only 35% of China's total health spending, compared with well over 60% ten years ago.

ECONOMIST: Chinese consumption is about much more than shopping

Seven in ten women regularly wear it, compared, 40 years ago, with one in ten.

ECONOMIST: France��s bathroom blues