The world's largest ranking of countries by English skills. The EF English Proficiency Index, 6th edition. The quiz also bases on an article in USA Today newspaper;
The EF ranking was conducted in 72 countries where English is not an official language;
The BLUE bar depicts "very high", and the GREEN bar "high" English proficiency. (Did I write it correctly?;)
Check the EF English language surveys from http://www.ef.fi, and do not forget to enjoy my other Quizzes!