| Week |
Cost ($) |
| 2/1/2012 - 2/7/2012 |
$3.85 |
| 1/25/2012 - 1/31/2012 |
$3.84 |
| 1/18/2012 - 1/24/2012 |
$3.85 |
| 1/11/2012 - 1/17/2012 |
$3.82 |
| 1/4/2012 - 1/10/2012 |
$3.78 |
| 12/28/2011 - 1/3/2012 |
$3.79 |
| 12/21/2011 - 12/27/2011 |
$3.82 |
| 12/14/2011 - 12/20/2011 |
$3.89 |
| 12/7/2011 - 12/13/2011 |
$3.93 |
| 11/30/2011 - 12/6/2011 |
$3.96 |
| 11/23/2011 - 11/29/2011 |
$4.01 |
| 11/16/2011 - 11/22/2011 |
$3.98 |
| 11/9/2011 - 11/15/2011 |
$3.88 |
| 11/2/2011 - 11/8/2011 |
$3.89 |
| 10/26/2011 - 11/1/2011 |
$3.82 |
| 10/19/2011 - 10/25/2011 |
$3.80 |
| 10/12/2011 - 10/18/2011 |
$3.72 |
| 10/05/2011 - 10/11/2011 |
$3.74 |
| 09/28/2011 - 10/04/2011 |
$3.78 |
| 09/21/2011 - 09/27/2011 |
$3.83 |
| 09/14/2011 - 09/20/2011 |
$3.86 |
| 09/07/2011 - 09/13/2011 |
$3.86 |
| 08/31/2011 - 09/06/2011 |
$3.82 |
| 08/24/2011 - 08/30/2011 |
$3.81 |
| 08/17/2011 - 08/23/2011 |
$3.83 |
| 08/10/2011 - 08/16/2011 |
$3.89 |
| 08/03/2011 - 08/09/2011 |
$3.93 |
| 07/27/2011 - 08/02/2011 |
$3.94 |
| 07/20/2011 - 07/26/2011 |
$3.92 |
| 07/13/2011 - 07/19/2011 |
$3.89 |
| 07/06/2011 - 07/12/2011 |
$3.85 |
| 06/29/2011 - 07/05/2011 |
$3.88 |
| 06/22/2011 - 06/28/2011 |
$3.95 |
| 06/15/2011 - 06/21/2011 |
$3.95 |
| 06/08/2011 - 06/14/2011 |
$3.94 |
| 06/01/2011 - 06/07/2011 |
$3.95 |
| 05/25/2011 - 05/31/2011 |
$4.00 |
| 05/18/2011 - 05/24/2011 |
$4.06 |
| 05/11/2011 - 05/17/2011 |
$4.10 |
| 05/04/2011 - 05/10/2011 |
$4.12 |
| 04/27/2011 - 05/03/2011 |
$4.10 |
| 04/20/2011 - 04/26/2011 |
$4.11 |
| 04/13/2011 - 04/19/2011 |
$4.08 |
| 04/06/2011 - 04/12/2011 |
$3.98 |
| 03/30/2011 - 04/5/2011 |
$3.93 |
| 03/23/2011 - 03/29/2011 |
$3.91 |
| 03/16/2011 - 03/22/2011 |
$3.87 |
| 03/09/2011 - 03/15/2011 |
$3.87 |
| 03/02/2011 - 03/08/2011 |
$3.72 |
| 02/23/2011 - 03/01/2011 |
$3.57 |
| 02/09/2011 - 02/15/2011 |
$3.52 |
| 01/26/2011 - 02/01/2011 |
$3.44 |
| 01/19/2011 - 01/25/2011 |
$3.41 |
| 01/12/2011 - 01/18/2011 |
$3.33 |
| 01/05/2011 - 01/11/2011 |
$3.33 |
| 12/29/2010 - 01/04/2011 |
$3.30 |
| 12/15/2010 - 12/21/2010 |
$3.25 |
| 12/08/2010 - 12/14/2010 |
$3.20 |
| 12/01/2010 - 12/07/2010 |
$3.17 |
| 11/24/2010 - 11/30/2010 |
$3.19 |
| 11/17/2010 - 11/23/2010 |
$3.19 |
| 11/10/2010 - 11/16/2010 |
$3.12 |
| 11/3/2010 - 11/9/2010 |
$3.07 |
| 10/27/2010 - 11/2/2010 |
$3.07 |
| 10/20/2010 - 10/26/2010 |
$3.07 |
| 10/13/2010 - 10/19/2010 |
$3.07 |
| 10/6/2010 - 10/12/2010 |
$3.00 |
| 9/29/2010 - 10/5/2010 |
$2.96 |
| 9/22/2010 - 9/28/2010 |
$2.96 |
| 9/15/2010 - 9/21/2010 |
$2.94 |
| 9/8/2010 - 9/14/2010 |
$2.94 |
| 9/1/2010 - 9/7/2010 |
$2.94 |
| 8/25/2010 - 8/31/2010 |
$2.96 |
| 8/18/2010 - 8/24/2010 |
$2.98 |
| 8/11/2010 - 8/17/2010 |
$2.99 |
| 8/4/2010 - 8/10/2010 |
$2.93 |
| 7/28/2010 - 8/3/2010 |
$2.92 |
| 7/21/2010 - 7/27/2010 |
$2.90 |
| 7/14/2010 - 7/20/2010 |
$2.91 |
| 7/7/2010 - 7/13/2010 |
$2.93 |
| 6/30/2010 - 7/6/2010 |
$2.96 |
| 6/23/2010 - 6/29/2010 |
$2.96 |
| 6/16/2010 - 6/22/2010 |
$2.93 |
| 6/9/2010 - 6/15/2010 |
$2.95 |
| 6/2/2010 - 6/8/2010 |
$2.98 |
| 5/26/2010 - 6/1/2010 |
$3.02 |
| 5/19/2010 - 5/25/2010 |
$3.10 |
| 5/12/2010 - 5/18/2010 |
$3.13 |
| 5/5/2010 - 5/12/2010 |
$3.13 |
| 4/29/2010 - 5/5/2010 |
$3.08 |
| 4/21/2010 - 4/28/2010 |
$3.08 |
| 4/14/2010 - 4/20/2010 |
$3.07 |
| 4/5/2010 - 4/13/2010 |
$3.02 |
| 3/29/2010 - 4/4/2010 |
$2.94 |
| 3/22/2010 - 3/28/2010 |
$2.95 |
| 3/15/2010 - 3/21/2010 |
$2.93 |
| 3/8/2010 - 3/14/2010 |
$2.91 |
| 3/1/2010 - 3/7/2010 |
$2.87 |
| 2/22/2010 - 2/28/2010 |
$2.84 |
| 2/15/2010 - 2/21/2010 |
$2.76 |
| 2/8/2010 - 2/14/2010 |
$2.78 |
| 2/1/2010 - 2/7/2010 |
$2.78 |
| 1/25/2010 - 1/31/2010 |
$2.84 |
| 1/18/2010 - 1/24/2010 |
$2.88 |
| 1/11/2010 - 1/17/2010 |
$2.88 |
| 1/4/2010 - 1/10/2010 |
$2.80 |
| 12/28/2009 - 1/3/2010 |
$2.74 |
| 12/21/2009 - 12/27/2009 |
$2.73 |
| 12/14/2009 - 12/20/2009 |
$2.75 |
| 12/7/2009 - 12/13/2009 |
$2.77 |
| 11/30/2009 - 12/6/2009 |
$2.78 |
| 11/23/2009 - 11/29/2009 |
$2.79 |
| 11/16/2009 - 11/22/2009 |
$2.79 |
| 11/9/2009 - 11/15/2009 |
$2.81 |
| 11/2/2009 - 11/8/2009 |
$2.81 |
| 10/26/2009 - 11/1/2009 |
$2.81 |
| 10/19/2009 - 10/25/2009 |
$2.71 |
| 10/12/2009 - 10/18/2009 |
$2.61 |
| 10/05/2009 - 10/11/2009 |
$2.58 |
| 09/28/2009 - 10/04/2009 |
$2.60 |
| 09/21/2009 - 09/27/2009 |
$2.62 |
| 09/14/2009 - 09/20/2009 |
$2.63 |
| 09/07/2009 - 09/13/2009 |
$2.65 |
| 08/31/2009 - 09/06/2009 |
$2.67 |
| 08/24/2009 - 08/30/2009 |
$2.67 |
| 08/17/2009 - 08/23/2009 |
$2.65 |
| 08/10/2009 - 08/16/2009 |
$2.63 |
| 08/03/2009 - 08/09/2009 |
$2.55 |
| 07/27/2009 - 08/02/2009 |
$2.53 |
| 07/20/2009 - 07/26/2009 |
$2.50 |
| 07/13/2009 - 07/19/2009 |
$2.54 |
| 07/06/2009 - 07/12/2009 |
$2.59 |
| 06/29/2009 - 07/05/2009 |
$2.61 |
| 06/22/2009 - 06/28/2009 |
$2.62 |
| 06/15/2009 - 06/21/2009 |
$2.57 |
| 06/08/2009 - 06/14/2009 |
$2.50 |
| 06/01/2009 - 06/07/2009 |
$2.35 |
| 05/25/2009 - 05/31/2009 |
$2.27 |
| 05/18/2009 - 05/24/2009 |
$2.23 |
| 05/11/2009 - 05/17/2009 |
$2.22 |
| 05/04/2009 - 05/10/2009 |
$2.19 |
| 04/27/2009 - 05/03/2009 |
$2.21 |
| 04/20/2009 - 04/26/2009 |
$2.22 |
| 04/13/2009 - 04/19/2009 |
$2.33 |
| 04/06/2009 - 04/12/2009 |
$2.23 |
| 03/30/2009 - 04/05/2009 |
$2.22 |
| 03/23/2009 - 03/29/2009 |
$2.02 |
| 03/16/2009 - 03/22/2009 |
$2.05 |
| 03/09/2009 - 03/15/2009 |
$2.05 |
| 03/02/2009 - 03/08/2009 |
$2.13 |
| 02/23/2009 - 03/01/2009 |
$2.13 |
| 02/16/2009 - 02/22/2009 |
$2.21 |
| 02/09/2009 - 02/15/2009 |
$2.21 |
| 02/02/2009 - 02/08/2009 |
$2.27 |
| 01/26/2009 - 02/01/2009 |
$2.30 |
| 01/19/2009 - 01/25/2009 |
$2.32 |
| 01/12/2009 - 01/18/2009 |
$2.29 |
| 01/05/2009 - 01/11/2009 |
$2.33 |
| 12/29/2008 - 01/04/2008 |
$2.37 |
| 12/22/2008 - 12/28/2008 |
$2.42 |
| 12/15/2008 - 12/21/2008 |
$2.515 |
| 12/08/2008 - 12/14/2008 |
$2.62 |
| 12/01/2008 - 12/07/2008 |
$2.66 |
|