Bonds with issue dates from January 1, 1980, through May 1, 1995 have an original maturity period and two extended maturity periods, as shown by the following table: ----------------------------------------------------------------------------------------------------------------
First extended Second
Issue dates--1st day of Original term term (in extended term Final maturity dates
(in years) years) (in years)----------------------------------------------------------------------------------------------------------------Jan. 1980-Oct. 1980........... 11 10 9 Jan. 2010-Oct. 2010.Nov. 1980-Apr. 1981........... 9 10 11 Nov. 2010-Apr. 2011.May 1981-Oct. 1982............ 8 10 12 May 2011-Oct. 2012.Nov. 1982-Oct. 1986........... 10 10 10 Nov. 2012-Oct. 2016.Nov. 1986-Feb. 1993........... 12 10 8 Nov. 2016-Feb. 2023.Mar. 1993-Apr. 1995........... 18 10 2 Mar. 2023-Apr. 2025.----------------------------------------------------------------------------------------------------------------