Daily Unit Prices 2010-2011 | 2009-2010 | 2008-2009 | 2007-2008 | 2006-2007
| Effective Date | Buy | Sell |
|---|---|---|
| 02 February 2012 | $1.222590 | $1.217710 |
| 01 February 2012 | $1.211666 | $1.206830 |
| 31 January 2012 | $1.221463 | $1.216587 |
| 30 January 2012 | $1.224718 | $1.219828 |
| 27 January 2012 | $1.229422 | $1.224514 |
| 25 January 2012 | $1.224789 | $1.219899 |
| 24 January 2012 | $1.211789 | $1.206951 |
| 23 January 2012 | $1.212879 | $1.208037 |
| 20 January 2012 | $1.216968 | $1.212110 |
| 19 January 2012 | $1.210150 | $1.205320 |
| 18 January 2012 | $1.210703 | $1.205869 |
| 17 January 2012 | $1.210029 | $1.205199 |
| 16 January 2012 | $1.192499 | $1.187739 |
| 13 January 2012 | $1.204828 | $1.200018 |
| 12 January 2012 | $1.199048 | $1.194262 |
| 11 January 2012 | $1.200289 | $1.195497 |
| 10 January 2012 | $1.191197 | $1.186441 |
| 09 January 2012 | $1.177915 | $1.173213 |
| 06 January 2012 | $1.180327 | $1.175615 |
| 05 January 2012 | $1.189832 | $1.185082 |
| 04 January 2012 | $1.201168 | $1.196372 |
| 03 January 2012 | $1.177686 | $1.172984 |
| 30 December 2011 | $1.166528 | $1.161872 |
| 29 December 2011 | $1.169694 | $1.165024 |
| 28 December 2011 | $1.174802 | $1.170112 |
| 23 December 2011 | $1.188627 | $1.183881 |
| 22 December 2011 | $1.176146 | $1.171450 |
| 21 December 2011 | $1.187268 | $1.182528 |
| 20 December 2011 | $1.160742 | $1.156108 |
| 19 December 2011 | $1.162917 | $1.158275 |
| 16 December 2011 | $1.191866 | $1.187108 |
| 15 December 2011 | $1.185008 | $1.180278 |
| 14 December 2011 | $1.197955 | $1.193173 |
| 13 December 2011 | $1.199452 | $1.194664 |
| 12 December 2011 | $1.215770 | $1.210916 |
| 09 December 2011 | $1.203504 | $1.198700 |
| 08 December 2011 | $1.226189 | $1.221295 |
| 07 December 2011 | $1.229339 | $1.224431 |
| 06 December 2011 | $1.220854 | $1.215980 |
| 05 December 2011 | $1.237779 | $1.232837 |
| 02 December 2011 | $1.228960 | $1.224054 |
| 01 December 2011 | $1.212740 | $1.207898 |
| 30 November 2011 | $1.183547 | $1.178823 |
| 29 November 2011 | $1.179308 | $1.174600 |
| 28 November 2011 | $1.167258 | $1.162598 |
| 25 November 2011 | $1.147478 | $1.142898 |
| 24 November 2011 | $1.164345 | $1.159697 |
| 23 November 2011 | $1.165828 | $1.161174 |
| 22 November 2011 | $1.188756 | $1.184010 |
| 21 November 2011 | $1.196500 | $1.191724 |
| 18 November 2011 | $1.199608 | $1.194820 |
| 17 November 2011 | $1.222016 | $1.217138 |
| 16 November 2011 | $1.219135 | $1.214269 |
| 15 November 2011 | $1.229195 | $1.224289 |
| 14 November 2011 | $1.234823 | $1.229893 |
| 11 November 2011 | $1.233167 | $1.228245 |
| 10 November 2011 | $1.216773 | $1.211915 |
| 09 November 2011 | $1.239121 | $1.234175 |
| 08 November 2011 | $1.226136 | $1.221242 |
| 07 November 2011 | $1.220603 | $1.215731 |
| 04 November 2011 | $1.221135 | $1.216261 |
| 03 November 2011 | $1.193425 | $1.188661 |
| 02 November 2011 | $1.198040 | $1.193258 |
| 01 November 2011 | $1.210846 | $1.206012 |
| 31 October 2011 | $1.228530 | $1.223626 |
| 28 October 2011 | $1.243606 | $1.238642 |
| 27 October 2011 | $1.241234 | $1.236278 |
| 26 October 2011 | $1.212528 | $1.207688 |
| 25 October 2011 | $1.208349 | $1.203525 |
| 24 October 2011 | $1.216572 | $1.211716 |
| 21 October 2011 | $1.184703 | $1.179973 |
| 20 October 2011 | $1.187689 | $1.182947 |
| 19 October 2011 | $1.205923 | $1.201109 |
| 18 October 2011 | $1.197361 | $1.192581 |
| 17 October 2011 | $1.222174 | $1.217296 |
| 14 October 2011 | $1.202456 | $1.197656 |
| 13 October 2011 | $1.212531 | $1.207691 |
| 12 October 2011 | $1.201497 | $1.196701 |
| 11 October 2011 | $1.206993 | $1.202175 |
| 07 October 2011 | $1.190450 | $1.185698 |
| 06 October 2011 | $1.166365 | $1.161709 |
| 05 October 2011 | $1.127366 | $1.122866 |
| 04 October 2011 | $1.112123 | $1.107683 |
| 30 September 2011 | $1.149014 | $1.144428 |
| 29 September 2011 | $1.148945 | $1.144359 |
| 28 September 2011 | $1.156051 | $1.151437 |
| 27 September 2011 | $1.146337 | $1.141761 |
| 26 September 2011 | $1.107847 | $1.103425 |
| 23 September 2011 | $1.118941 | $1.114475 |
| 22 September 2011 | $1.133739 | $1.129213 |
| 21 September 2011 | $1.159393 | $1.154765 |
| 20 September 2011 | $1.150629 | $1.146035 |
| 19 September 2011 | $1.161792 | $1.157154 |
| 16 September 2011 | $1.180524 | $1.175812 |
| 15 September 2011 | $1.160304 | $1.155672 |
| 14 September 2011 | $1.141537 | $1.136979 |
| 13 September 2011 | $1.157335 | $1.152715 |
| 12 September 2011 | $1.148042 | $1.143459 |
| 09 September 2011 | $1.188903 | $1.184157 |
| 08 September 2011 | $1.187945 | $1.183203 |
| 07 September 2011 | $1.187782 | $1.183040 |
| 06 September 2011 | $1.159204 | $1.154576 |
| 05 September 2011 | $1.176926 | $1.172228 |
| 02 September 2011 | $1.200969 | $1.196175 |
| 01 September 2011 | $1.217504 | $1.212644 |
| 31 August 2011 | $1.214109 | $1.209263 |
| 30 August 2011 | $1.205945 | $1.201131 |
| 29 August 2011 | $1.204589 | $1.199781 |
| 26 August 2011 | $1.184312 | $1.179584 |
| 25 August 2011 | $1.186956 | $1.182218 |
| 24 August 2011 | $1.175418 | $1.170726 |
| 23 August 2011 | $1.177385 | $1.172685 |
| 22 August 2011 | $1.151606 | $1.147008 |
| 19 August 2011 | $1.155925 | $1.151311 |
| 18 August 2011 | $1.194241 | $1.189473 |
| 17 August 2011 | $1.208063 | $1.203241 |
| 16 August 2011 | $1.195703 | $1.190929 |
| 15 August 2011 | $1.205034 | $1.200224 |
| 12 August 2011 | $1.172316 | $1.167636 |
| 11 August 2011 | $1.163456 | $1.158812 |
| 10 August 2011 | $1.163039 | $1.158397 |
| 09 August 2011 | $1.135175 | $1.130643 |
| 08 August 2011 | $1.121439 | $1.116963 |
| 05 August 2011 | $1.152509 | $1.147909 |
| 04 August 2011 | $1.197038 | $1.192260 |
| 03 August 2011 | $1.212474 | $1.207634 |
| 02 August 2011 | $1.240879 | $1.235925 |
| 29 July 2011 | $1.239242 | $1.234294 |
| 28 July 2011 | $1.250609 | $1.245617 |
| 27 July 2011 | $1.269328 | $1.264260 |
| 26 July 2011 | $1.280116 | $1.275006 |
| 25 July 2011 | $1.269301 | $1.264233 |
| 22 July 2011 | $1.289336 | $1.284188 |
| 21 July 2011 | $1.277655 | $1.272555 |
| 20 July 2011 | $1.276992 | $1.271894 |
| 19 July 2011 | $1.255288 | $1.250276 |
| 18 July 2011 | $1.256688 | $1.251672 |
| 15 July 2011 | $1.257784 | $1.252762 |
| 14 July 2011 | $1.262790 | $1.257748 |
| 13 July 2011 | $1.269302 | $1.264234 |
| 12 July 2011 | $1.262377 | $1.257337 |
| 11 July 2011 | $1.287528 | $1.282388 |
| 08 July 2011 | $1.306535 | $1.301319 |
| 07 July 2011 | $1.293474 | $1.288310 |
| 06 July 2011 | $1.293359 | $1.288195 |
| 05 July 2011 | $1.291531 | $1.286375 |
| 04 July 2011 | $1.294832 | $1.289664 |
| 01 July 2011 | $1.289612 | $1.284464 |