| December | March | May | July | |||||
| this year | last year | this year | last year | this year | last year | this year | last year | |
| ( . . . . . . . . . . US$/tonne . . . . . . . . . .) | ||||||||
| WHEAT | ||||||||
| July 23 | 103 | 136 | 108 | 140 | 115 | 141 | 115 | 140 |
| 30 | 99 | 137 | 104 | 140 | 108 | 140 | 112 | 138 |
| August 6 | 98 | 139 | 104 | 142 | 107 | 142 | 111 | 139 |
| 13 | 100 | 139 | 105 | 143 | 108 | 144 | 112 | 141 |
| 20 | 100 | 139 | 106 | 143 | 109 | 144 | 113 | 143 |
| 27 | 96 | 143 | 102 | 147 | 105 | 147 | 109 | 145 |
| MAIZE | ||||||||
| July 23 | 91 | 98 | 95 | 101 | 98 | 103 | 100 | 104 |
| 30 | 89 | 104 | 93 | 107 | 96 | 108 | 98 | 110 |
| August 6 | 87 | 103 | 91 | 106 | 94 | 108 | 96 | 109 |
| 13 | 85 | 105 | 90 | 108 | 93 | 110 | 95 | 111 |
| 20 | 86 | 105 | 90 | 108 | 93 | 110 | 95 | 111 |
| 27 | 81 | 107 | 86 | 110 | 89 | 112 | 91 | 114 |