Out of this , the mineral industry accounts for 50 percent of Peru 's total exports and has played a major role in its national economic growth .
In the period from 1990 to 1998 , Peru 's exports increased by over 85 percent .
Out of this , the mineral industry accounts for 50 percent of Peru 's total exports and has played a major role in Peru 's national economic growth .
In the period from 1990 to 1998 , Peru 's exports increased by over 85 percent .