 In spite of maintaining a wide margin over him, she did not receive 50% of valid votes in the first round and had to face a run-off against Serra on 31 October, when she was elected with over 56% of the valid votes.Rousseff's coalition, "For Brazil to keep on changing", was initially formed by nine political parties, which gave her the largest amount of time for advertisement on television.This was the first time that PT got more television time than its main rival, the Brazilian Social Democracy Party (PSDB).