Exhibit A to Schedule 13G Joint Filing Agreement Pursuant to Rule 13d-1(k) The undersigned persons (the "Reporting Persons") hereby agree that a joint statement on this Schedule 13G, and any amendments thereto, be filed on their behalf by ING Groep...Ing Groep Nv • November 12th, 2004 • Life insurance
Company FiledNovember 12th, 2004 IndustryThe undersigned persons (the "Reporting Persons") hereby agree that a joint statement on this Schedule 13G, and any amendments thereto, be filed on their behalf by ING Groep N.V.