Member states of the Commonwealth of Nations

Columns: Country | Joined | Region | Population | System of government
The Gambia | 1965-02-18 18 February 1965 | West Africa | 2,155,958 | Unitary presidential republic | Ghana | 1957-03-06 6 March 1957 | West Africa | 29,088,849 | Unitary presidential republic | Grenada | 1974-02-07 7 February 1974 | West Indies | 107,894 | Unitary Commonwealth realm | Guyana | 1966-05-26 26 May 1966 | South America | 773,808 | Unitary presidential republic | India | 1947-08-15 15 August 1947 | South Asia | 1,353,014,094 | Federal Westminster republic | Jamaica | 1962-08-06 6 August 1962 | West Indies | 2,819,888 | Unitary Commonwealth realm

Example questions:
What is the population of the country that is the largest Commonwealth of Nations country in Oceania ? | What is the population of the country that is a member of the Commonwealth Realms under the monarchy of Queen Elizabeth II ? | What is the population of the Commonwealth of Nations country that is an island sovereign state in the West Indies in the Americas ? | What is the population of the Commonwealth of Nations country that has an area of 22,970 square kilometres ( 8,867 sq mi ) ?

Answers:
25,215,000 | 402,576 | 94,195 | 379,636