Voter surveys are banned during the final two weeks of the campaign and those taken before the cut-off point all pointed to between a quarter and one third of voters being undecided.
Pirms divām nedēļām, kad tika pārtraukta aptauju rezultātu publicēšana, vismaz ceturtdaļa vēlētāju vēl nebija izlēmusi, kā balsot.