The major food options in Singapore (coordinates and opening hours; collected year 2023)

<b>Fast food providers in Singapore:</b>Representative fast food chains, including McDonald's, KFC, and Burger King.Non-fast food outlets included food courts, hawker centers, and coffee shops.<b>Data sources:</b>We primarily used the Singapore government's centralized database (data.gov.sg) for food courts and hawker centers due to its comprehensiveness and accuracy.Google Maps served as a supplementary source for any missing data.<b>Opening hours:</b>We obtained opening hours directly from the websites of branded fast food chains.For other types of outlets, we employed address-matching techniques in the Google Maps database to retrieve opening hours.<b>Data collection timeline:</b>Data collection occurred around the first quarter of 2023, with specific dates for each category:February 2023: McDonald's and KFCJanuary 2023: Burger KingMarch 2023: Coffee shopsApril 2023: Food courts and hawker centers