Year           Harvested         Yield         Production
                -acres-        -bu/acre-        -bushels-
1960            1,500          42.1            63,200    
1970              500          68.0            34,000    
1980              350          79.4            27,800    
1985            2,000          70.0           140,000    
1990                *           
1991                *              
1992                *           
1993                *           
1994                *           
1995                *           
1996                *           
1997                *

*  Less than 500 acres planted.

Source: Missouri Agricultural Statistics Service