| Dec 31 2012 |
9754 |
421.82 |
| Dec 24 2012 |
9753 |
421.82 |
| Dec 17 2012 |
9766 |
421.82 |
| Dec 10 2012 |
10488 |
431.74 |
| Dec 03 2012 |
10302 |
427.65 |
| Nov 26 2012 |
10207 |
427.65 |
| Nov 19 2012 |
11776 |
444.14 |
| Nov 12 2012 |
11844 |
444.14 |
| Nov 05 2012 |
11757 |
443.11 |
| Oct 29 2012 |
11867 |
443.11 |
| Oct 22 2012 |
11908 |
443.11 |
| Oct 15 2012 |
11774 |
443.11 |
| Oct 02 2012 |
11529 |
443.11 |
| Sep 26 2012 |
11510 |
443.11 |
| Sep 20 2012 |
11404 |
443.11 |
| Sep 13 2012 |
11263 |
443.11 |
| Jan 19 2012 |
15140 |
496.99 |
| Dec 29 2011 |
18000 |
535.41 |
| Dec 13 2011 |
17888 |
537.07 |
| Dec 09 2011 |
19470 |
558.27 |
| Dec 01 2011 |
19495 |
558.29 |
| Nov 25 2011 |
19728 |
558.3 |
| Nov 17 2011 |
20391 |
568.57 |
| Nov 10 2011 |
21721 |
582.79 |
| Nov 04 2011 |
22326 |
590.94 |
| Oct 28 2011 |
22407 |
594.37 |
| Oct 21 2011 |
22551 |
594.37 |
| Oct 14 2011 |
22389 |
594.37 |
| Oct 07 2011 |
21959 |
594.37 |
