| Dec 13 2011 |
18260 |
541.73 |
| Dec 09 2011 |
18297 |
541.73 |
| Dec 01 2011 |
18318 |
541.73 |
| Nov 25 2011 |
18279 |
539.04 |
| Nov 17 2011 |
18237 |
539.03 |
| Nov 10 2011 |
19119 |
546.08 |
| Nov 04 2011 |
19164 |
546.1 |
| Oct 28 2011 |
19038 |
546.12 |
| Oct 21 2011 |
19145 |
546.13 |
| Oct 14 2011 |
18994 |
546.15 |
| Oct 07 2011 |
18619 |
546.16 |
| Sep 30 2011 |
18445 |
546.18 |
| Sep 27 2011 |
17981 |
546.18 |
| Sep 23 2011 |
17888 |
546.19 |
| Sep 16 2011 |
17286 |
546.2 |
| Sep 09 2011 |
16810 |
546.21 |
| Jan 13 2011 |
16561 |
546.41 |
| Dec 28 2010 |
16945 |
548.9 |
| Dec 14 2010 |
16567 |
545.93 |
| Dec 03 2010 |
17196 |
553.15 |
| Nov 26 2010 |
17383 |
555.93 |
| Nov 19 2010 |
16804 |
547.51 |
| Nov 12 2010 |
16520 |
547.54 |
| Nov 04 2010 |
17398 |
558.41 |
| Oct 28 2010 |
16914 |
558.42 |
| Oct 22 2010 |
16857 |
559.79 |
| Oct 14 2010 |
16572 |
559.8 |
| Oct 05 2010 |
15480 |
560.26 |
| Sep 29 2010 |
15934 |
561.69 |
| Sep 24 2010 |
15278 |
561.69 |
| Sep 17 2010 |
14950 |
568.31 |
| Sep 10 2010 |
14655 |
568.31 |
| Aug 15 2010 |
11854 |
560.26 |
| Jan 29 2010 |
14619 |
568.31 |
| Jan 15 2010 |
14562 |
568.31 |
| Jan 08 2010 |
14418 |
568.31 |
| Dec 18 2009 |
13959 |
568.31 |
| Dec 09 2009 |
13763 |
568.31 |
| Dec 04 2009 |
13407 |
568.31 |
| Nov 27 2009 |
13279 |
568.56 |
| Nov 20 2009 |
12813 |
568.56 |
| Nov 13 2009 |
12151 |
568.56 |
| Nov 06 2009 |
11979 |
568.56 |
| Oct 30 2009 |
15095 |
588.13 |
| Oct 23 2009 |
14608 |
588.13 |
| Oct 16 2009 |
14697 |
595.05 |
| Oct 09 2009 |
14560 |
595.05 |
| Oct 02 2009 |
13868 |
595.05 |
| Sep 25 2009 |
13595 |
605.91 |
| Sep 18 2009 |
13326 |
605.91 |
| Sep 11 2009 |
13197 |
605.91 |
| Jan 30 2009 |
12993 |
605.91 |
| Jan 09 2009 |
11755 |
605.91 |
| Dec 18 2008 |
12158 |
626.26 |
| Dec 12 2008 |
12081 |
626.26 |
| Dec 05 2008 |
12103 |
626.26 |
| Nov 28 2008 |
11696 |
626.26 |
| Nov 21 2008 |
11620 |
626.26 |
| Nov 14 2008 |
11256 |
626.26 |
