| Sep 30 2011 |
18539 |
547.56 |
| Sep 27 2011 |
18081 |
547.56 |
| Sep 23 2011 |
17983 |
547.56 |
| Sep 16 2011 |
17385 |
547.56 |
| Sep 09 2011 |
16912 |
547.56 |
| Jan 13 2011 |
16655 |
547.56 |
| Dec 28 2010 |
16873 |
547.56 |
| Dec 14 2010 |
16701 |
547.56 |
| Dec 03 2010 |
16867 |
547.56 |
| Nov 26 2010 |
16876 |
547.56 |
| Nov 19 2010 |
16810 |
547.56 |
| Nov 12 2010 |
16522 |
547.56 |
| Nov 04 2010 |
16505 |
545.17 |
| Oct 28 2010 |
16019 |
545.13 |
| Oct 22 2010 |
15866 |
545.09 |
| Oct 14 2010 |
15675 |
545.05 |
| Oct 05 2010 |
12644 |
514.12 |
| Sep 29 2010 |
11690 |
495.03 |
| Sep 24 2010 |
11387 |
497.57 |
| Sep 17 2010 |
10978 |
497.57 |
| Sep 10 2010 |
10759 |
497.57 |
| Aug 15 2010 |
11002 |
538.56 |
| Jan 29 2010 |
10733 |
497.57 |
| Jan 15 2010 |
10681 |
497.57 |
| Jan 08 2010 |
10550 |
497.57 |
| Dec 18 2009 |
10155 |
497.57 |
| Dec 09 2009 |
10021 |
497.57 |
| Dec 04 2009 |
9777 |
497.57 |
| Nov 27 2009 |
9701 |
497.57 |
| Nov 20 2009 |
9331 |
497.57 |
| Nov 13 2009 |
8800 |
497.57 |
| Nov 06 2009 |
8019 |
483.9 |
| Oct 30 2009 |
11246 |
516.06 |
| Oct 23 2009 |
9344 |
490.77 |
| Oct 16 2009 |
9186 |
490.77 |
| Oct 09 2009 |
9285 |
495.29 |
| Oct 02 2009 |
9201 |
501.59 |
| Sep 25 2009 |
9974 |
525.96 |
| Sep 18 2009 |
9767 |
525.96 |
| Sep 11 2009 |
9655 |
525.96 |
| Jan 30 2009 |
9489 |
525.96 |
| Jan 09 2009 |
8708 |
525.96 |
| Dec 18 2008 |
8483 |
525.96 |
| Dec 12 2008 |
8474 |
525.96 |
| Dec 05 2008 |
8504 |
525.96 |
| Nov 28 2008 |
8269 |
525.96 |
| Nov 21 2008 |
8243 |
525.96 |
| Nov 14 2008 |
8022 |
525.96 |
| Nov 07 2008 |
6624 |
493.19 |
| Oct 31 2008 |
6453 |
500.39 |
| Oct 24 2008 |
6383 |
502.56 |
| Oct 17 2008 |
5832 |
503.36 |
| Oct 10 2008 |
6032 |
517.06 |
