For success

Percentage of adults who have completed a degree

American adults who use social media

Doctor consultations per person, 2015.

Government debt as share of GDP.

Former British colonies

Leaders during Vladimir Putin's time as head of state or government.

World's most corrupt countries, 2017

Square meters of prime residential property per one million dollars.

Treatment for enlarged prostate uses a robot and a jet of water

Share of World Population, 2017

Why is recycling important? Here’s how long it takes in years before trash disappears