Minimum Price Fluctuation: 0.1yen/kilogram
| Month | Last | Open | High | Low | Close | Change | Bid | Ask | Open Interest | Volume |
| Jun 2008 | 322.00 | --- | --- | ---- | --- | --- | --- | --- | 140 | 0 |
| Aug 2008 | 322.00 | --- | --- | ---- | --- | --- | --- | --- | 469 | 0 |
| Oct 2008 | 322.90 | 323.20 | 325.60 | 323.10 | 324.70 | -1.50 | --- | --- | 112 | 8 |
| Dec 2008 | 322.90 | 325.00 | 325.00 | 321.40 | 322.30 | 0.50 | --- | --- | 420 | 8 |
| Feb 2008 | 323.60 | 321.30 | 323.20 | 321.30 | 323.20 | 1.30 | --- | --- | 298 | 15 |
| Apr 2008 | 323.00 | 321.80 | 323.20 | 321.50 | 323.20 | -0.90 | --- | --- | 240 | 22 |
| Total | 95 |
