In the 1950s, Finnish exports doubled from the previous decade.

Over all, exports of steel scrap have almost doubled since 2000 to 11.9 million tons last year, close to a record.

Imports and exports, which fuel our economy, are doubling every ten years.

Sure enough, America's exports to the rest of the world have doubled since 1985 to $422 billion last year.

By 1983 exports had doubled even compared with their average during the 1960s.

American exports to India have doubled in the last four years.

Montana sheep ranchers' exports have more than doubled since the program was created in 2000.

Agriculture officials say that if relations are normalized, exports could double in five years.

Mineral exports doubled between 1965 and 1970 to 170 million pounds.

Worldwide sales of Champagne reached a record 250 million bottles last year, 75 percent higher than they were in 1982, and exports have doubled.