| Dec 29 2011 |
17946 |
534.67 |
| Dec 13 2011 |
17728 |
534.67 |
| Dec 09 2011 |
17759 |
534.67 |
| Dec 01 2011 |
17780 |
534.67 |
| Nov 25 2011 |
17989 |
534.67 |
| Nov 17 2011 |
17948 |
534.67 |
| Nov 10 2011 |
19269 |
548.18 |
| Nov 04 2011 |
19325 |
548.23 |
| Oct 28 2011 |
19207 |
548.29 |
| Oct 21 2011 |
19311 |
548.35 |
| Oct 14 2011 |
19173 |
548.4 |
| Oct 07 2011 |
18797 |
548.45 |
| Sep 30 2011 |
18614 |
548.5 |
| Sep 27 2011 |
18158 |
548.52 |
| Sep 23 2011 |
18061 |
548.55 |
| Sep 16 2011 |
17459 |
548.59 |
| Sep 09 2011 |
16982 |
548.63 |
| Jan 13 2011 |
16764 |
549.36 |
| Dec 28 2010 |
17971 |
565.74 |
| Dec 14 2010 |
17776 |
565.74 |
| Dec 03 2010 |
17941 |
565.74 |
| Nov 26 2010 |
17956 |
565.74 |
| Nov 19 2010 |
17909 |
565.74 |
