Daily Unit Prices 2010-2011 | 2009-2010 | 2008-2009 | 2007-2008 | 2006-2007
| Effective Date | Buy | Sell |
|---|---|---|
| 02 February 2012 | $1.021517 | $1.017439 |
| 01 February 2012 | $1.019119 | $1.015051 |
| 31 January 2012 | $1.014787 | $1.010735 |
| 30 January 2012 | $1.017081 | $1.013021 |
| 27 January 2012 | $1.016049 | $1.011993 |
| 25 January 2012 | $1.025154 | $1.021062 |
| 24 January 2012 | $1.022969 | $1.018885 |
| 23 January 2012 | $1.019072 | $1.015004 |
| 20 January 2012 | $1.021963 | $1.017883 |
| 19 January 2012 | $1.022045 | $1.017965 |
| 18 January 2012 | $1.017253 | $1.013193 |
| 17 January 2012 | $1.008820 | $1.004792 |
| 16 January 2012 | $1.005651 | $1.001637 |
| 13 January 2012 | $1.007910 | $1.003886 |
| 12 January 2012 | $1.009857 | $1.005825 |
| 11 January 2012 | $1.008501 | $1.004475 |
| 10 January 2012 | $1.007622 | $1.003600 |
| 09 January 2012 | $1.004783 | $1.000771 |
| 06 January 2012 | $1.003573 | $0.999567 |
| 05 January 2012 | $1.005213 | $1.001201 |
| 04 January 2012 | $1.002981 | $0.998977 |
| 03 January 2012 | $1.001909 | $0.997909 |
| 30 December 2011 | $0.993810 | $0.989842 |
| 29 December 2011 | $1.002035 | $0.998035 |
| 28 December 2011 | $0.995614 | $0.991640 |
| 23 December 2011 | $1.002986 | $0.998982 |
| 22 December 2011 | $0.998145 | $0.994161 |
| 21 December 2011 | $0.995909 | $0.991933 |
| 20 December 2011 | $0.994104 | $0.990136 |
| 19 December 2011 | $0.984799 | $0.980867 |
| 16 December 2011 | $0.987777 | $0.983833 |
| 15 December 2011 | $0.991340 | $0.987382 |
| 14 December 2011 | $0.992067 | $0.988107 |
| 13 December 2011 | $0.991430 | $0.987472 |
| 12 December 2011 | $0.995782 | $0.991806 |
| 09 December 2011 | $1.004666 | $1.000656 |
| 08 December 2011 | $0.992219 | $0.988259 |
| 07 December 2011 | $1.003641 | $0.999635 |
| 06 December 2011 | $1.004957 | $1.000945 |
| 05 December 2011 | $1.004518 | $1.000508 |
| 02 December 2011 | $0.998246 | $0.994260 |
| 01 December 2011 | $1.000179 | $0.996187 |
| 30 November 2011 | $0.994534 | $0.990564 |
| 29 November 2011 | $0.982825 | $0.978901 |
| 28 November 2011 | $0.984036 | $0.980108 |
| 25 November 2011 | $0.970872 | $0.966996 |
| 24 November 2011 | $0.975523 | $0.971629 |
| 23 November 2011 | $0.978422 | $0.974516 |
| 22 November 2011 | $0.984773 | $0.980841 |
| 21 November 2011 | $0.989483 | $0.985533 |
| 18 November 2011 | $0.991804 | $0.987844 |
| 17 November 2011 | $0.995833 | $0.991857 |
| 16 November 2011 | $1.000124 | $0.996132 |
| 15 November 2011 | $1.008242 | $1.004218 |
| 14 November 2011 | $1.006302 | $1.002284 |
| 11 November 2011 | $1.010501 | $1.006467 |
| 10 November 2011 | $1.004669 | $1.000659 |
| 09 November 2011 | $1.000035 | $0.996043 |
| 08 November 2011 | $1.011800 | $1.007760 |
| 07 November 2011 | $1.005802 | $1.001786 |
| 04 November 2011 | $1.002264 | $0.998262 |
| 03 November 2011 | $1.005336 | $1.001322 |
| 02 November 2011 | $0.993745 | $0.989777 |
| 01 November 2011 | $0.988117 | $0.984173 |
| 31 October 2011 | $0.992508 | $0.988546 |
| 28 October 2011 | $1.007460 | $1.003438 |
| 27 October 2011 | $1.008349 | $1.004323 |
| 26 October 2011 | $0.999789 | $0.995797 |
| 25 October 2011 | $0.986720 | $0.982781 |
| 24 October 2011 | $0.997842 | $0.993858 |
| 21 October 2011 | $0.993481 | $0.989515 |
| 20 October 2011 | $0.986181 | $0.982245 |
| 19 October 2011 | $0.984158 | $0.980230 |
| 18 October 2011 | $0.996298 | $0.992320 |
| 17 October 2011 | $0.986615 | $0.982677 |
| 14 October 2011 | $0.990417 | $0.986463 |
| 13 October 2011 | $0.994129 | $0.990161 |
| 12 October 2011 | $0.992608 | $0.988646 |
| 11 October 2011 | $0.999229 | $0.995241 |
| 07 October 2011 | $0.981197 | $0.977281 |
| 06 October 2011 | $0.990501 | $0.986547 |
| 05 October 2011 | $0.974785 | $0.970893 |
| 04 October 2011 | $0.976426 | $0.972528 |
| 30 September 2011 | $0.976509 | $0.972611 |
| 29 September 2011 | $0.990695 | $0.986741 |
| 28 September 2011 | $0.978364 | $0.974458 |
| 27 September 2011 | $0.983392 | $0.979466 |
| 26 September 2011 | $0.981827 | $0.977907 |
| 23 September 2011 | $0.967791 | $0.963927 |
| 22 September 2011 | $0.965901 | $0.962045 |
| 21 September 2011 | $0.970303 | $0.966429 |
| 20 September 2011 | $0.981790 | $0.977870 |
| 19 September 2011 | $0.985551 | $0.981617 |
| 16 September 2011 | $0.987824 | $0.983880 |
| 15 September 2011 | $0.989185 | $0.985237 |
| 14 September 2011 | $0.980726 | $0.976810 |
| 13 September 2011 | $0.966354 | $0.962496 |
| 12 September 2011 | $0.960229 | $0.956395 |
| 09 September 2011 | $0.956904 | $0.953084 |
| 08 September 2011 | $0.967114 | $0.963254 |
| 07 September 2011 | $0.975471 | $0.971577 |
| 06 September 2011 | $0.957916 | $0.954092 |
| 05 September 2011 | $0.959466 | $0.955636 |
| 02 September 2011 | $0.966882 | $0.963022 |
| 01 September 2011 | $0.980757 | $0.976841 |
| 31 August 2011 | $0.986920 | $0.982980 |
| 30 August 2011 | $0.978171 | $0.974267 |
| 29 August 2011 | $0.978067 | $0.974163 |
| 26 August 2011 | $0.966158 | $0.962302 |
| 25 August 2011 | $0.962502 | $0.958660 |
| 24 August 2011 | $0.971459 | $0.967581 |
| 23 August 2011 | $0.968390 | $0.964524 |
| 22 August 2011 | $0.953836 | $0.950028 |
| 19 August 2011 | $0.951716 | $0.947916 |
| 18 August 2011 | $0.964048 | $0.960200 |
| 17 August 2011 | $0.987750 | $0.983806 |
| 16 August 2011 | $0.991827 | $0.987867 |
| 15 August 2011 | $0.999356 | $0.995366 |
| 12 August 2011 | $0.992870 | $0.988906 |
| 11 August 2011 | $0.990792 | $0.986836 |
| 10 August 2011 | $0.960137 | $0.956305 |
| 09 August 2011 | $0.995864 | $0.991888 |
| 08 August 2011 | $0.963346 | $0.959500 |
| 05 August 2011 | $1.004956 | $1.000944 |
| 04 August 2011 | $1.002410 | $0.998408 |
| 03 August 2011 | $1.032687 | $1.028565 |
| 02 August 2011 | $1.027715 | $1.023613 |
| 29 July 2011 | $1.042466 | $1.038304 |
| 28 July 2011 | $1.043920 | $1.039752 |
| 27 July 2011 | $1.045575 | $1.041401 |
| 26 July 2011 | $1.066282 | $1.062026 |
| 25 July 2011 | $1.070915 | $1.066639 |
| 22 July 2011 | $1.074696 | $1.070406 |
| 21 July 2011 | $1.073448 | $1.069162 |
| 20 July 2011 | $1.067660 | $1.063398 |
| 19 July 2011 | $1.065875 | $1.061621 |
| 18 July 2011 | $1.062076 | $1.057836 |
| 15 July 2011 | $1.068591 | $1.064325 |
| 14 July 2011 | $1.060057 | $1.055825 |
| 13 July 2011 | $1.063134 | $1.058890 |
| 12 July 2011 | $1.066198 | $1.061942 |
| 11 July 2011 | $1.069968 | $1.065696 |
| 08 July 2011 | $1.080611 | $1.076297 |
| 07 July 2011 | $1.085340 | $1.081008 |
| 06 July 2011 | $1.084012 | $1.079684 |
| 05 July 2011 | $1.084139 | $1.079811 |
| 04 July 2011 | $1.082269 | $1.077949 |
| 01 July 2011 | $1.079243 | $1.074935 |