Members of the Mercosur:
Mercado Común del Sur

The Mercosur is a trade agreement of currently 4 countries in South America.

All member states comprise a total area of 11.88 million km² and about 270.51 million people. This is 7.9% of the habitable area around the world and 3.5% of the world population. With an economic output of 2,198.78 billion US dollars annually, they represent around 2.3 percent of the global economy. The value of all exported goods of these 4 countries was 437.55 billion US dollars per year at last count.

Official website:
Map of member countries: Mercosur - Mercado Común del Sur
Argentina199145.81 M2,780,000 km²491.49 bn US$
Brazil1991213.99 M8,516,000 km²1,608.98 bn US$
Paraguay19917.22 M407,000 km²38.99 bn US$
Uruguay19913.49 M176,000 km²59.32 bn US$

Former member countries

Venezuela201728.70 M912,000 km²