Table:
text: List of Presidents of India by longevity
List
List
President Date_of_birth Date_of_inauguration Age_at_inauguration End_of_term Length_of_retirement Date_of_death Lifespan
Ahmed, Fakhruddin Fakhruddin Ahmed 1905-05-13 13 May 1905 24August1974 69-103 69years, 103days 11February1977 0,000 N/A 1977-02-11 11 February 1977 days (71years, 274days)
Reddy, Neelam Neelam Reddy 1913-05-19 19 May 1913 25July1977 64-067 64years, 67days 25July1982 5,060 days 1996-06-01 1 June 1996 days (83years, 13days)
Singh, Zail Zail Singh 1916-05-05 5 May 1916 25July1982 66-081 66years, 81days 25July1987 2,710 days 1994-12-25 25 December 1994 days (78years, 234days)
Venkataraman, Ramaswamy Ramaswamy Venkataraman 1910-12-04 4 December 1910 25July1987 76-233 76years, 233days 25July1992 6,030 days 2009-01-27 27 January 2009 days (98years, 54days)
Sharma, Shankar Shankar Dayal Sharma 1918-08-19 19 August 1918 25July1992 73-341 73years, 341days 25July1997 0,884 days 1999-12-26 26 December 1999 days (81years, 129days)

Question: How long is President Sharma Retirement Shankar Shankar Dayal Sharma on the list of Presidents of India by longevity?