December 8, 2008 Statement of Changes in Beneficial Ownership of Securities October 15, 2008 Initial Statement of Beneficial Ownership of Securities October 15, 2008 Initial Statement of Beneficial Ownership of Securities April 17, 2008 Statement of Changes in Beneficial Ownership of Securities April 17, 2008 Statement of Changes in Beneficial Ownership of Securities April 17, 2008 Statement of Changes in Beneficial Ownership of Securities April 17, 2008 Statement of Changes in Beneficial Ownership of Securities April 17, 2008 Statement of Changes in Beneficial Ownership of Securities July 30, 2007 Statement of Changes in Beneficial Ownership of Securities July 30, 2007 Statement of Changes in Beneficial Ownership of Securities July 30, 2007 Statement of Changes in Beneficial Ownership of Securities July 30, 2007 Statement of Changes in Beneficial Ownership of Securities July 30, 2007 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities December 13, 2006 Statement of Changes in Beneficial Ownership of Securities May 31, 2006 Initial Statement of Beneficial Ownership of Securities May 1, 2006 Initial Statement of Beneficial Ownership of Securities May 1, 2006 Statement of Changes in Beneficial Ownership of Securities March 3, 2005 Initial Statement of Beneficial Ownership of Securities March 3, 2005 Initial Statement of Beneficial Ownership of Securities March 3, 2005 Initial Statement of Beneficial Ownership of Securities November 22, 2004 Initial Statement of Beneficial Ownership of Securities November 22, 2004 Statement of Changes in Beneficial Ownership of Securities October 11, 2004 Statement of Changes in Beneficial Ownership of Securities August 31, 2004 Statement of Changes in Beneficial Ownership of Securities May 8, 2002 Statement of Changes in Beneficial Ownership of Securities April 26, 2002 Statement of Changes in Beneficial Ownership of Securities
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