Economic progress is a thing. https://www.worldbank.org/en/country/singapore/overview
> Singapore is a high-income economy with a gross national income of US$54,530 per capita, as of 2017. The country provides one of the world’s most business-friendly regulatory environment for local entrepreneurs and is ranked among the world’s most competitive economies.
> In the decades after independence, Singapore rapidly developed from a low-income country to a high-income country. GDP growth in the city-state has been amongst the world’s highest, at an average of 7.7% since independence and topping 9.2% in the first 25 years.