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Date	Form	Description	PDF	XBRL	Pages
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2
02/23/12	4	Statement of changes in beneficial ownership of securities			2