1. Dec 2008 Nov 2008 Oct 2008 Sep 2008 Aug 2008 Jul 2008 Jun 2008 May 2008 Apr 2008 Mar 2008 Feb 2008 Jan 2008

  2. 63.23 USD 63.23 USD 57.49 USD 57.49 USD 41.56 USD 41.56 USD 78.64 USD 78.64 USD 63.81 USD 63.81 USD 60.49 USD 60.49 USD 64.47 USD 64.47 USD 58.34 USD 58.34 USD 67.89 USD 67.89 USD 67.47 USD 67.47 USD 47.85 USD 47.85 USD