Minimum Price Fluctuation: 0.1yen/kilogram
| Month | Last | Open | High | Low | Close | Change | Bid | Ask | Open Interest | Volume |
| Oct 2008 | 302.6 | 306.6 | 308.5 | 306.6 | 308.5 | 5.9 | 306.8 | 308.5 | 89 | 12 |
| Dec 2008 | 302.5 | 303 | 303 | 303 | 303 | 0.5 | --- | 302.5 | 236 | --- |
| Feb 2009 | 305 | 303 | 303 | 303 | 303 | -2 | --- | 304.9 | 384 | 5 |
| Apr 2009 | 302.5 | 303.5 | 303.5 | 303.5 | 303.5 | 1 | 300 | 306.9 | 197 | --- |
| Jun 2009 | 302.5 | 303.6 | 303.6 | 303.6 | 303.6 | 1.1 | 303.5 | 308.8 | 133 | 1 |
| Aug 2009 | 304.7 | 302 | 306.5 | 302 | 306.5 | 1.8 | 304.2 | 317.7 | 206 | 13 |
| Total | 31 |
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