The breakdown of electricity consumed by Singapore households by housing type in 2019 is shown below. Private apartments and condominiums consume the most electricity as a housing type, followed by 4-room HDB flats, 5-room flats and executive apartments.
Source: https://www.ema.gov.sg/singapore-energy-statistics/Ch03/index3
The weighted energy consumption profile across all housing types shows that air-conditioners, water heaters and refrigerators account for about 52% of the total electricity consumption in a household.
.png "Household Electricity Consumption Profile (1)")