| Dec 13 2011 |
16976 |
524.41 |
| Dec 09 2011 |
16988 |
524.41 |
| Dec 01 2011 |
17242 |
527.53 |
| Nov 25 2011 |
17450 |
527.53 |
| Nov 17 2011 |
17407 |
527.54 |
| Nov 10 2011 |
17328 |
522.98 |
| Nov 04 2011 |
17351 |
522.97 |
| Oct 28 2011 |
17234 |
522.73 |
| Oct 21 2011 |
17344 |
522.72 |
| Oct 14 2011 |
16958 |
519.79 |
| Oct 07 2011 |
16636 |
519.78 |
| Sep 30 2011 |
16462 |
519.78 |
| Sep 27 2011 |
16066 |
519.77 |
| Sep 23 2011 |
15784 |
517.41 |
| Sep 16 2011 |
15257 |
517.39 |
| Sep 09 2011 |
14867 |
517.37 |
| Jan 13 2011 |
14632 |
517.03 |
| Dec 28 2010 |
14852 |
517.02 |
| Dec 14 2010 |
14518 |
514.22 |
| Dec 03 2010 |
14350 |
509.77 |
| Nov 26 2010 |
14352 |
509.77 |
| Nov 19 2010 |
14222 |
509.77 |
| Nov 12 2010 |
13939 |
508.9 |
| Nov 04 2010 |
14398 |
514.94 |
| Oct 28 2010 |
13829 |
512.53 |
| Oct 22 2010 |
13696 |
512.52 |
| Oct 14 2010 |
13175 |
508.15 |
| Oct 05 2010 |
12257 |
508.15 |
| Sep 29 2010 |
12558 |
508.15 |
