 He officially received 31.1 percent of the vote, against 50.4 percent for Carlos Salinas de Gortari, the PRI candidate, and 17 percent for Manuel Clouthier of the National Action Party (PAN).It was believed by some that Cardenas had won the election, but that the then government-controlled electoral commission had altered the results after the infamous "the system crashed" ("se cayó el sistema", as it was reported).In the concurrent elections, the PRI came within 11 seats of losing the majority of Chamber of Deputies, and opposition parties captured 4 of the 64 Senate seats—the first time that the PRI had failed to hold every seat in the Senate.