Daily Unit Prices 2009-2010 | 2008-2009 | 2007-2008 | 2006-2007
| Effective Date | Buy | Sell |
|---|---|---|
| 29 July 2010 | $0.982565 | $0.978251 |
| 28 July 2010 | $0.992059 | $0.987703 |
| 27 July 2010 | $0.984227 | $0.979905 |
| 26 July 2010 | $0.987078 | $0.982744 |
| 23 July 2010 | $0.982198 | $0.977886 |
| 22 July 2010 | $0.979531 | $0.975231 |
| 21 July 2010 | $0.970543 | $0.966281 |
| 20 July 2010 | $0.979972 | $0.975670 |
| 19 July 2010 | $0.987050 | $0.982716 |
| 16 July 2010 | $0.978719 | $0.974423 |
| 15 July 2010 | $0.992558 | $0.988200 |
| 14 July 2010 | $0.987234 | $0.982900 |
| 13 July 2010 | $0.990675 | $0.986325 |
| 12 July 2010 | $0.981058 | $0.976750 |
| 09 July 2010 | $0.979658 | $0.975356 |
| 08 July 2010 | $0.975484 | $0.971202 |
| 07 July 2010 | $0.983031 | $0.978715 |
| 06 July 2010 | $0.971950 | $0.967682 |
| 05 July 2010 | $0.974554 | $0.970276 |
| 02 July 2010 | $0.968216 | $0.963966 |
| 01 July 2010 | $0.975916 | $0.971632 |