Minimum Price Fluctuation: 0.1yen/kilogram
| Month | Last | Open | High | Low | Close | Change | Bid | Ask | Open Interest | Volume |
| Aug 2008 | 358.5 | 358 | 358 | 358 | 358 | -0.5 | --- | 358.5 | 218 | --- |
| Oct 2008 | 358.5 | 358 | 358 | 358 | 358 | -0.5 | 351.8 | 358.4 | 249 | 1 |
| Dec 2008 | 359.5 | 355.5 | 355.5 | 355.5 | 355.5 | -4 | --- | 356 | 398 | --- |
| Feb 2009 | 359.9 | 356 | 356 | 356 | 356 | -3.9 | --- | 356.5 | 204 | 11 |
| Apr 2009 | 359.5 | 359.1 | 359.1 | 357.5 | 357.5 | -2 | 345 | 358 | 541 | 7 |
| Jun 2009 | 359.6 | 358.6 | 362.6 | 356.4 | 357.4 | -2.2 | 356.5 | 357.4 | 368 | 75 |
| Total | 94 |
