Quantity	Price
	(metric tons)	($ per bushel)
1990	592,350,600	$ 3.69
1991	546,631,133	$ 3.50
1992	565,174,875	$ 4.11
1993	564,444,288	$ 3.82
1994	527,509,906	$ 4.08
1995	542,716,532	$ 4.82
1996	582,689,180	$ 5.64
1997	612,380,458	$ 4.35
1998	588,841,593	$ 3.23