The 23 independent countries of the Caribbean basin region together form the sixth largest export market for U.S. goods , totaling $19 billion .
The 23 independent countries of the Caribbean basin region together absorbing 2.7 percent of U.S. exports in 1999 .
The 23 independent countries of the Caribbean basin region together form the sixth largest export market for U.S. goods , totaling $19 billion and absorbing 2.7 percent of U.S. exports in 1999 .