| July | September | December | March | |||||
| this year | last year | this year | last year | this year | last year | this year | last year | |
| ( . . . . . . . . . . . . . . . . U.S.$/ton . . . . . . . . . . . . . .) | ||||||||
| WHEAT | ||||||||
| April 17 | 153 | 198 | 154 | 197 | 158 | 199 | 155 | 195 |
| 24 | 156 | 226 | 158 | 225 | 162 | 225 | 163 | 220 |
| May 1 | 156 | 219 | 158 | 216 | 159 | 218 | 159 | 213 |
| 8 | 150 | 217 | 152 | 215 | 157 | 218 | 149 | 215 |
| 15 | 143 | 214 | 145 | 213 | 150 | 215 | 150 | 212 |
| 22 | 139 | 207 | 141 | 206 | 146 | 209 | 141 | 206 |
| MAIZE | ||||||||
| April 17 | 117 | 169 | 112 | 142 | 111 | 128 | 113 | 130 |
| 24 | 115 | 185 | 111 | 146 | 110 | 131 | 111 | 133 |
| May 1 | 117 | 184 | 111 | 147 | 109 | 133 | 111 | 135 |
| 8 | 112 | 186 | 106 | 154 | 108 | 134 | 109 | 136 |
| 15 | 111 | 192 | 105 | 167 | 104 | 131 | 107 | 143 |
| 22 | 108 | 192 | 103 | 158 | 103 | 135 | 105 | 137 |