Preliminary tabulation of voting results from 224 constituencies across the country by Joy 99.7 FM indicates that presidential elections are headed for a run-off.According to analysis by panelists at the radio station’s Kokomlemle studios in Accra, 8,346,279 (Eight million, three hundred and forty-six thousand, two hundred and seventy-nine thousand) valid votes, representing collated results from the 224 constituencies have New Patriotic Party candidate, Nana Addo Dankwa Akufo-Addo and Prof. John Evans Atta Mills of the National Democratic Congress in a neck-to-neck race.With results from only the six constituencies to go, NPP’s Nana Addo Dankwa Akufo-Addo has 4,099,942 votes (Four million, ninety-nine thousand, nine hundred and forty-two), representing 49.12 percent of total valid votes cast.Prof. John Evans Atta Mills of the NDC is in second position with 3,999,465 votes (Three million, nine hundred and ninety-nine thousand, four hundred and sixty-five) or 47.92 percent.The remaining six constituencies have a total registered voter population of 227,081.Nana Addo requires no less than 169,708 votes of the lot to make it a first round win, while Prof Mills cannot make a first round win even if he were to win all the remaining ballots.The analysts projected a high national voter turnout of 68.2 per cent.In the parliamentary race, the NDC has won 107 seats as against 102 by the NPP. Four independent candidates have clinched seats, the People's National Convention, two, (2)and the Convention People's Party has one (1) seat.Fourteen constituencies are outstanding. The Electoral Commission, legally mandated to call the elections, is set to announce time and venue to declare its official results.