以下为CBOT豆粕1月31日收盘价(单位:美元/短吨):                                                                                    
合约月份      开盘价            最高价               最低价               收盘价               涨跌            成交量               
17年03月      334.7               335.7                  332.6                  334.6                  0.2               37,158               
17年05月      337.6               338.5                  335.5                  337.9                  0.4               18,205               
17年07月      339.2               340.6                  337.6                  340.1                  0.6               5,361                  
17年08月      337.3               338.4                  335.4                  337.6                  0.1               1,128                  
17年09月      334.9               335.5B               332.6                  334.2                  -0.7            535