1977SHYAM SUNDER LALJNPJanata PartyMargin1,16,68834.9%Winner votes2,13,86264.0%ReservationSC#CandidateVotesShareTurnout56.1%Votes cast3,33,979Electors5,95,518
1980JAGANNATH PERSAD PAHADIAINC(I)Congress (I)Margin31,18910.2%Winner votes1,23,87040.5%ReservationSC#CandidateVotesShareTurnout45.3%Votes cast3,05,547Electors6,74,118