rowid	type	start	end	party	how	executive_id
94	viceprez	1961-01-20	1963-11-22	Democratic	election	Lyndon Johnson
95	prez	1963-11-22	1965-01-20	Democratic	succession	Lyndon Johnson
96	prez	1965-01-20	1969-01-20	Democratic	election	Lyndon Johnson