以下是5月份公布的玉米供需平衡表
                   2017/18 2018/19估计值. 2019/20预测值. 2019/20预测值. 
                                          4月            5月            
百万英亩
播种面积           90.2    89.1           NA             92.8 *         
收获面积           82.7    81.7           NA             85.4 *         
蒲式耳
每英亩收获产量     176.6   176.4          NA             176.0 *        
百万蒲式耳
期初库存           2293    2140           NA             2095           
产量               14609   14420          NA             15030          
进口量             36      35             NA             35             
总供应量           16939   16595          NA             17160          
饲料用量           5304    5300           NA             5450           
食品、种子及工业用 7056    6900           NA             6950           
燃料酒精用量       5605    5450           NA             5500           
国内总用量         12360   12200          NA             12400          
出口量             2438    2300           NA             2275           
总消耗量           14799   14500          NA             14675          
期末库存           2140    2095           NA             2485           
农场平均价格       3.36    3.5            NA             3.3