| Sep 30 2013 |
22997 |
568.74 |
| Sep 23 2013 |
22955 |
568.74 |
| Sep 16 2013 |
23583 |
580.71 |
| Sep 09 2013 |
20630 |
543.41 |
| Sep 02 2013 |
21295 |
549.97 |
| Aug 26 2013 |
21249 |
549.97 |
| Aug 19 2013 |
21268 |
549.97 |
| Aug 12 2013 |
21269 |
549.97 |
| Aug 05 2013 |
21271 |
549.97 |
| Jul 29 2013 |
21272 |
549.97 |
| Jul 22 2013 |
21319 |
549.97 |
| Jul 15 2013 |
21319 |
549.97 |
| Jul 08 2013 |
21319 |
549.97 |
| Jul 01 2013 |
21319 |
549.97 |
| Jun 24 2013 |
21320 |
549.97 |
| Jun 17 2013 |
21320 |
549.97 |
| Jun 10 2013 |
21320 |
549.97 |
| Jun 03 2013 |
21320 |
549.97 |
| May 27 2013 |
21320 |
549.97 |
| May 20 2013 |
21320 |
549.97 |
| May 13 2013 |
21320 |
549.97 |
| May 06 2013 |
21320 |
549.97 |
| Apr 29 2013 |
21320 |
549.97 |
| Apr 22 2013 |
21279 |
549.97 |
| Apr 15 2013 |
21286 |
549.97 |
| Apr 08 2013 |
21286 |
549.97 |
| Apr 01 2013 |
21286 |
549.97 |
| Mar 25 2013 |
21274 |
549.97 |
| Mar 18 2013 |
21274 |
549.97 |
| Mar 11 2013 |
21274 |
549.97 |
| Mar 04 2013 |
21274 |
549.97 |
| Feb 25 2013 |
21274 |
549.97 |
| Feb 18 2013 |
21275 |
549.97 |
| Feb 11 2013 |
21284 |
549.97 |
| Feb 04 2013 |
21247 |
549.97 |
| Jan 28 2013 |
21283 |
549.97 |
| Jan 21 2013 |
21310 |
549.97 |
| Jan 14 2013 |
21420 |
549.97 |
| Jan 07 2013 |
21379 |
549.97 |
| Dec 31 2012 |
21382 |
549.97 |
| Dec 24 2012 |
21387 |
549.97 |
| Dec 17 2012 |
21385 |
549.97 |
| Dec 10 2012 |
21179 |
549.97 |
| Dec 03 2012 |
21389 |
549.97 |
| Nov 26 2012 |
21290 |
549.97 |
| Nov 19 2012 |
21352 |
549.97 |
| Nov 12 2012 |
21172 |
546.62 |
| Nov 05 2012 |
21199 |
546.62 |
| Oct 29 2012 |
21350 |
546.62 |
| Oct 22 2012 |
21210 |
546.62 |
| Oct 15 2012 |
21566 |
553.88 |
| Oct 02 2012 |
21695 |
566.79 |
| Sep 26 2012 |
21528 |
565.14 |
| Sep 20 2012 |
20693 |
556.66 |
| Sep 13 2012 |
17678 |
519.57 |
| Jan 19 2012 |
20163 |
563.72 |
| Dec 29 2011 |
20050 |
563.72 |
| Dec 13 2011 |
20382 |
571.88 |
| Dec 09 2011 |
20411 |
571.88 |
| Dec 01 2011 |
20415 |
571.87 |
| Nov 25 2011 |
20669 |
571.86 |
| Nov 17 2011 |
17311 |
526.38 |
| Nov 10 2011 |
17611 |
526.38 |
| Nov 04 2011 |
17637 |
526.38 |
| Oct 28 2011 |
17528 |
526.39 |
| Oct 21 2011 |
17634 |
526.39 |
| Oct 14 2011 |
16000 |
507.91 |
| Oct 07 2011 |
15701 |
507.92 |
| Sep 30 2011 |
15542 |
507.93 |
| Sep 27 2011 |
7401 |
410.95 |
| Sep 23 2011 |
7310 |
410.95 |
