Minimum Price Fluctuation: 0.1yen/kilogram
| Month | Last | Open | High | Low | Close | Change | Bid | Ask | Open Interest | Volume |
| Aug 2008 | 324 | 322 | 322 | 322 | 322 | -2 | 308 | 315.9 | 216 | 8 |
| Oct 2008 | 324 | 320.3 | 320.3 | 317.9 | 317.9 | -6.1 | 317.7 | 317.9 | 252 | 9 |
| Dec 2008 | 325.5 | 323.7 | 323.7 | 323.2 | 323.2 | -2.3 | 323.7 | 322.9 | 391 | 10 |
| Feb 2009 | 323.6 | 321.5 | 321.5 | 321.5 | 321.5 | -2.1 | 319.8 | 321.5 | 261 | 6 |
| Apr 2009 | 326 | 322.1 | 324.7 | 322.1 | 323.8 | -2.2 | 320.4 | 323.4 | 440 | 24 |
| Jun 2009 | 326.5 | 323.3 | 323.7 | 321.6 | 322.1 | -4.4 | 321.9 | 323.8 | 405 | 64 |
| Total | 121 |
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