The following are archived pricing files from previous months:

Current Pricelist - This is the current pricelist attached to the site.
Pricelist 03-15-2011 - Replaced by 8-2-2011 Version
Pricelist 02-08-2011 - Replaced by 3-15-2011 Version.
Pricelist 11-23-2010 - Replaced by 02-08-2011 Version.
Pricelist 08-20-2010 - Replaced by 11-23-2010 Version.
Pricelist 10-01-2009 - Replaced by 8-20-2010 Version.
Pricelist 7-06-2009 - Replaced by 10-1-2009 Version.
Pricelist 6-10-2009 - Replaced by 7-6-2009 Version.
Pricelist 5-26-2009 - Replaced by 6-10-2009 Version.
Pricelist 4-17-2009 - Replaced by 5-26-2009 Version.
Pricelist 4-14-2009 - Replaced by 4-17-2009 Version.
Pricelist 2-23-2009 - Replaced by 4-14-2009 Version.