Daily Unit Prices 2009-2010 | 2008-2009 | 2007-2008 | 2006-2007
| Effective Date | Buy | Sell |
|---|---|---|
| 29 July 2010 | $1.242762 | $1.239658 |
| 28 July 2010 | $1.242235 | $1.239133 |
| 27 July 2010 | $1.240712 | $1.237614 |
| 26 July 2010 | $1.240436 | $1.237338 |
| 23 July 2010 | $1.238987 | $1.235893 |
| 22 July 2010 | $1.237271 | $1.234181 |
| 21 July 2010 | $1.236874 | $1.233786 |
| 20 July 2010 | $1.236914 | $1.233826 |
| 19 July 2010 | $1.235652 | $1.232566 |
| 16 July 2010 | $1.237234 | $1.234144 |
| 15 July 2010 | $1.239268 | $1.236174 |
| 14 July 2010 | $1.238191 | $1.235099 |
| 13 July 2010 | $1.235676 | $1.232590 |
| 12 July 2010 | $1.236128 | $1.233042 |
| 09 July 2010 | $1.234727 | $1.231645 |
| 08 July 2010 | $1.233040 | $1.229962 |
| 07 July 2010 | $1.230372 | $1.227300 |
| 06 July 2010 | $1.230461 | $1.227389 |
| 05 July 2010 | $1.227997 | $1.224931 |
| 02 July 2010 | $1.227916 | $1.224850 |
| 01 July 2010 | $1.228888 | $1.225820 |