1999: Olusegun Obasanjo of PDP defeated Olu Falae, candidate of a coalition of Alliance for Democracy and All People's Party 2003: Twenty candidates ran. Obasanjo of PDP won. Muhammadu Buhari, who ran on ANPP ticket came second 2007: 25 contestants in all, PDP's Umar Yar’adua beat Muhammadu Buhari of ANPP 2011: Goodluck Jonathan of PDP beat Muhammadu Buhari of CPC 2015: PDP's Goodluck Jonathan conceded defeat to Muhammadu Buhari of APC