Daily Unit Prices 2009-2010 | 2008-2009 | 2007-2008 | 2006-2007
| Effective Date | Buy | Sell |
|---|---|---|
| 29 July 2010 | $1.251746 | $1.246750 |
| 28 July 2010 | $1.252755 | $1.247753 |
| 27 July 2010 | $1.246208 | $1.241234 |
| 26 July 2010 | $1.243051 | $1.238089 |
| 23 July 2010 | $1.235680 | $1.230748 |
| 22 July 2010 | $1.213531 | $1.208687 |
| 21 July 2010 | $1.223150 | $1.218268 |
| 20 July 2010 | $1.219045 | $1.214179 |
| 19 July 2010 | $1.208564 | $1.203740 |
| 16 July 2010 | $1.225274 | $1.220382 |
| 15 July 2010 | $1.231522 | $1.226606 |
| 14 July 2010 | $1.237466 | $1.232526 |
| 13 July 2010 | $1.217361 | $1.212501 |
| 12 July 2010 | $1.224405 | $1.219517 |
| 09 July 2010 | $1.220697 | $1.215823 |
| 08 July 2010 | $1.210672 | $1.205838 |
| 07 July 2010 | $1.183848 | $1.179122 |
| 06 July 2010 | $1.189633 | $1.184883 |
| 05 July 2010 | $1.177739 | $1.173037 |
| 02 July 2010 | $1.182268 | $1.177548 |
| 01 July 2010 | $1.181952 | $1.177234 |