Passage: The election was won by Enrique Peña Nieto of the PRI, with 38.2%, to 31.6% for López Obrador. López Obrador did not accept the preliminary results, as a majority of votes had yet to be counted.Subsequently, he claimed vote buying and other irregularities, and demanded a full recount by the Federal Electoral Institute (IFE).The IFE found some irregularities, but confirmed the results on 6 July. López Obrador rejected this announcement, and on 12 July filed a complaint for invalidation of the election. He alleged vote-buying, spending in excess of election regulations, illegal fund raising, and vote fraud. But on 30 August, the Electoral Tribunal of the Federal Judiciary rejected his complaint.

Question: What percentage of votes did the loser of the election receive?
31.6%