Members of the CACM:
Central American Common Market

The CACM is a trade agreement of currently 6 countries in Central America.

All member states comprise a total area of 499,000 km² and about 49.91 million people. This is 0.33% of the habitable area around the world and 0.64% of the world population. With an economic output of 285.11 billion US dollars annually, they represent around 0.30 percent of the global economy. The value of all exported goods of these 6 countries was 87.98 billion US dollars per year at last count.

Official website (Spanish):
Map of member countries: CACM - Central American Common Market
Costa Rica5.14 M51,000 km²64.28 bn US$
El Salvador6.52 M21,000 km²28.74 bn US$
Guatemala17.11 M109,000 km²85.99 bn US$
Honduras10.06 M112,000 km²28.49 bn US$
Nicaragua6.70 M130,000 km²14.01 bn US$
Panama4.38 M75,000 km²63.61 bn US$