| Nov 17 2011 |
16938 |
521.75 |
| Nov 10 2011 |
17232 |
521.75 |
| Nov 04 2011 |
17561 |
525.5 |
| Oct 28 2011 |
17367 |
524.34 |
| Oct 21 2011 |
17477 |
524.34 |
| Oct 14 2011 |
17898 |
531.68 |
| Oct 07 2011 |
17772 |
535.06 |
| Sep 30 2011 |
17603 |
535.07 |
| Sep 27 2011 |
17179 |
535.07 |
| Sep 23 2011 |
16986 |
533.87 |
| Sep 16 2011 |
16419 |
533.86 |
| Sep 09 2011 |
15965 |
533.86 |
| Jan 13 2011 |
15732 |
533.79 |
| Dec 28 2010 |
15952 |
533.79 |
| Dec 14 2010 |
15934 |
536.11 |
| Dec 03 2010 |
16092 |
536.11 |
| Nov 26 2010 |
16101 |
536.11 |
| Nov 19 2010 |
16140 |
537.89 |
| Nov 12 2010 |
15885 |
537.89 |
| Nov 04 2010 |
16014 |
537.89 |
| Oct 28 2010 |
15952 |
543.93 |
| Oct 22 2010 |
15800 |
543.93 |
| Oct 14 2010 |
15508 |
542.61 |
