| Oct 15 2012 |
15271 |
480.21 |
| Oct 02 2012 |
14814 |
480.21 |
| Sep 26 2012 |
14818 |
480.21 |
| Sep 20 2012 |
14684 |
480.21 |
| Sep 13 2012 |
14514 |
480.21 |
| Jan 19 2012 |
13734 |
480.21 |
| Dec 29 2011 |
13640 |
480.21 |
| Dec 13 2011 |
13487 |
480.21 |
| Dec 09 2011 |
16349 |
515.87 |
| Dec 01 2011 |
16381 |
516.55 |
| Nov 25 2011 |
16611 |
517.05 |
| Nov 17 2011 |
16068 |
510.62 |
| Nov 10 2011 |
16366 |
510.94 |
| Nov 04 2011 |
16389 |
511.21 |
| Oct 28 2011 |
16309 |
511.51 |
| Oct 21 2011 |
19479 |
550.46 |
| Oct 14 2011 |
19314 |
550.37 |
| Oct 07 2011 |
18922 |
550.29 |
| Sep 30 2011 |
18736 |
550.2 |
| Sep 27 2011 |
18274 |
550.17 |
| Sep 23 2011 |
18170 |
550.13 |
| Sep 16 2011 |
17557 |
550.06 |
| Sep 09 2011 |
17064 |
549.99 |
| Jan 13 2011 |
16725 |
548.78 |
