Estimated Payment Schedule (Dates vary month-to-month due to weekends and holidays.) January 31, 2008 February 29, 2008 March 31, 2008 April 30, 2008 May 31, 2008 June 30, 2008 July 31, 2008 August 31, 2008 September 30, 2008 October 31, 2008 November 30, 2008 December 31, 2008