Early-bird winners already announced; other participants will learn on 30 September if they have won iPhone, massage chair or other prizes.
2021 Population Census
Staff will now complete enumeration survey before releasing initial results of population size, gender and age in December.
Population has mushroomed from 300,000 to 680,000 in 30 years, while proportion of senior citizens expected to reach 14 per cent by 2024.
