Tourism is a huge export earner for the South Island.

Rubber was later joined by palm oil as an export earner.

America's culture - movies, albums and television shows - is its second largest export earner after aircraft.

And now soybeans have even surpassed coffee as an export earner.

Its order books are filled into the next century, and it is Poland's biggest export earner.

Coffee is the single major export earner for the country.

The economic war did serious harm to the cattle trade, Ireland's main export earner.

In the last two years, prices of cocoa, the country's largest export earner, dropped by half.

But tell me this: which industry is our third highest export earner behind chemicals and financial services?

Cotton was Nicaragua's second biggest export earner in the 1980s.