| Sep 13 2012 |
15438 |
491.75 |
| Jan 19 2012 |
14701 |
491.75 |
| Dec 29 2011 |
14602 |
491.75 |
| Dec 13 2011 |
14420 |
491.75 |
| Dec 09 2011 |
14446 |
491.75 |
| Dec 01 2011 |
14428 |
491.75 |
| Nov 25 2011 |
14614 |
491.75 |
| Nov 17 2011 |
14528 |
491.75 |
| Nov 10 2011 |
14771 |
491.75 |
| Nov 04 2011 |
14760 |
491.75 |
| Oct 28 2011 |
14652 |
491.75 |
| Oct 21 2011 |
14792 |
491.75 |
| Oct 14 2011 |
14619 |
491.75 |
| Oct 07 2011 |
14311 |
491.75 |
| Sep 30 2011 |
14146 |
491.75 |
| Sep 27 2011 |
13807 |
491.75 |
| Sep 23 2011 |
13724 |
491.75 |
| Sep 16 2011 |
9189 |
439.26 |
| Sep 09 2011 |
9618 |
447.36 |
| Jan 13 2011 |
9508 |
447.45 |
| Dec 28 2010 |
9713 |
447.45 |
| Dec 14 2010 |
9634 |
447.45 |
| Dec 03 2010 |
9651 |
447.45 |
| Nov 26 2010 |
9654 |
447.45 |
| Nov 19 2010 |
9581 |
447.45 |
| Nov 12 2010 |
9943 |
454.5 |
| Nov 04 2010 |
9940 |
454.65 |
| Oct 28 2010 |
9569 |
454.78 |
| Oct 22 2010 |
10973 |
475.1 |
| Oct 14 2010 |
11130 |
479.88 |
| Oct 05 2010 |
11069 |
489.97 |
| Sep 29 2010 |
11331 |
489.97 |
| Sep 24 2010 |
10883 |
489.97 |
| Sep 17 2010 |
11640 |
508.9 |
| Sep 10 2010 |
12155 |
521.72 |
| Aug 15 2010 |
10576 |
528.39 |
| Jan 29 2010 |
12126 |
521.72 |
| Jan 15 2010 |
12075 |
521.72 |
| Jan 08 2010 |
11941 |
521.72 |
| Dec 18 2009 |
11521 |
521.72 |
| Dec 09 2009 |
11359 |
521.72 |
| Dec 04 2009 |
11045 |
521.72 |
| Nov 27 2009 |
10965 |
521.72 |
| Nov 20 2009 |
10558 |
521.72 |
| Nov 13 2009 |
10717 |
537.06 |
| Nov 06 2009 |
10555 |
537.06 |
| Oct 30 2009 |
12423 |
537.06 |
| Oct 23 2009 |
12353 |
544.77 |
| Oct 16 2009 |
12132 |
544.77 |
| Oct 09 2009 |
12028 |
544.77 |
| Oct 02 2009 |
11516 |
544.77 |
| Sep 25 2009 |
10913 |
544.77 |
| Sep 18 2009 |
10951 |
551.42 |
| Sep 11 2009 |
11689 |
570.94 |
| Jan 30 2009 |
11492 |
570.94 |
| Jan 09 2009 |
10462 |
570.94 |
| Dec 18 2008 |
10226 |
570.94 |
