11. United Kingdom
Name: Hinduja family
Net worth: £10bn
Hourly wage of average worker: £15.01
Number of years to earn billionaire’s fortune: 348,063
The Hinduja Group is a global conglomerate headed up by London-based Srichand and Gopichan Hinduja (pictured), two of four brothers. The company has interests in the automotive industry, financial services, media and oil sectors, among others, and employs over 70,000 people worldwide.
The comparatively small net worth of the Hinduja brothers and high average hourly salary in the UK combine to place the UK at the bottom end of this selection of countries, at a mere 348,063 years.