Minimum Price Fluctuation: 0.1yen/kilogram
| Month | Last | Open | High | Low | Close | Change | Bid | Ask | Open Interest | Volume |
| Aug 2008 | 333 | 330 | 330 | 330 | 330 | -3 | 328 | 333 | 218 | 2 |
| Oct 2008 | 331 | 331 | 331 | 331 | 331 | --- | 320.8 | --- | 252 | 2 |
| Dec 2008 | 333 | 332 | 332 | 332 | 332 | -1 | 329.5 | --- | 400 | 3 |
| Feb 2009 | 334.4 | 330.5 | 333 | 330.5 | 333 | -1.4 | 332.5 | 333.9 | 265 | 6 |
| Apr 2009 | 335.6 | 330.9 | 335.2 | 330.9 | 333.2 | -2.4 | 333 | 337.3 | 484 | 46 |
| Jun 2009 | 336 | 329.7 | 336.8 | 329.7 | 336.8 | 0.8 | 334 | 337.3 | 386 | 148 |
| Total | 207 |
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