Commonwealth of Nations
The land area of the Commonwealth nations is about , or about 21% of the total world land area. The three largest Commonwealth nations by area are Canada at , Australia at , and India at . In 2016, the Commonwealth members had a combined gross domestic product of over $9 trillion, 78% of which is accounted for by the four largest economies: United Kingdom ($2.629 trillion), India ($2.256 trillion), Canada ($1.529 trillion), and Australia ($1.258 trillion).
Republics in the Commonwealth of Nations
The republics in the Commonwealth of Nations are the sovereign states in the Commonwealth of Nations with a republican form of government. As of May 2017, 31 out of the 53 member states were republics. Elizabeth II, who is the monarch in the Commonwealth realms, is still the titular Head of the Commonwealth in a personal capacity, but this role does not carry with it any power; instead, it is a symbol of the free association of Commonwealth members.